diff options
Diffstat (limited to 'drivers/staging')
46 files changed, 270 insertions, 136 deletions
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index c6314d1552ea..99fd4f53c856 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -370,8 +370,23 @@ static inline vm_flags_t calc_vm_may_flags(unsigned long prot) _calc_vm_trans(prot, PROT_EXEC, VM_MAYEXEC); } +static int ashmem_vmfile_mmap(struct file *file, struct vm_area_struct *vma) +{ + /* do not allow to mmap ashmem backing shmem file directly */ + return -EPERM; +} + +static unsigned long +ashmem_vmfile_get_unmapped_area(struct file *file, unsigned long addr, + unsigned long len, unsigned long pgoff, + unsigned long flags) +{ + return current->mm->get_unmapped_area(file, addr, len, pgoff, flags); +} + static int ashmem_mmap(struct file *file, struct vm_area_struct *vma) { + static struct file_operations vmfile_fops; struct ashmem_area *asma = file->private_data; int ret = 0; @@ -412,6 +427,19 @@ static int ashmem_mmap(struct file *file, struct vm_area_struct *vma) } vmfile->f_mode |= FMODE_LSEEK; asma->file = vmfile; + /* + * override mmap operation of the vmfile so that it can't be + * remapped which would lead to creation of a new vma with no + * asma permission checks. Have to override get_unmapped_area + * as well to prevent VM_BUG_ON check for f_ops modification. + */ + if (!vmfile_fops.mmap) { + vmfile_fops = *vmfile->f_op; + vmfile_fops.mmap = ashmem_vmfile_mmap; + vmfile_fops.get_unmapped_area = + ashmem_vmfile_get_unmapped_area; + } + vmfile->f_op = &vmfile_fops; } get_file(asma->file); diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h index dcb637665eb7..35432fbd6551 100644 --- a/drivers/staging/comedi/comedidev.h +++ b/drivers/staging/comedi/comedidev.h @@ -984,6 +984,8 @@ int comedi_dio_insn_config(struct comedi_device *, struct comedi_subdevice *, unsigned int mask); unsigned int comedi_dio_update_state(struct comedi_subdevice *, unsigned int *data); +unsigned int comedi_bytes_per_scan_cmd(struct comedi_subdevice *s, + struct comedi_cmd *cmd); unsigned int comedi_bytes_per_scan(struct comedi_subdevice *s); unsigned int comedi_nscans_left(struct comedi_subdevice *s, unsigned int nscans); diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c index 1736248bc5b8..8ca5493c66fe 100644 --- a/drivers/staging/comedi/drivers.c +++ b/drivers/staging/comedi/drivers.c @@ -390,11 +390,13 @@ unsigned int comedi_dio_update_state(struct comedi_subdevice *s, EXPORT_SYMBOL_GPL(comedi_dio_update_state); /** - * comedi_bytes_per_scan() - Get length of asynchronous command "scan" in bytes + * comedi_bytes_per_scan_cmd() - Get length of asynchronous command "scan" in + * bytes * @s: COMEDI subdevice. + * @cmd: COMEDI command. * * Determines the overall scan length according to the subdevice type and the - * number of channels in the scan. + * number of channels in the scan for the specified command. * * For digital input, output or input/output subdevices, samples for * multiple channels are assumed to be packed into one or more unsigned @@ -404,9 +406,9 @@ EXPORT_SYMBOL_GPL(comedi_dio_update_state); * * Returns the overall scan length in bytes. */ -unsigned int comedi_bytes_per_scan(struct comedi_subdevice *s) +unsigned int comedi_bytes_per_scan_cmd(struct comedi_subdevice *s, + struct comedi_cmd *cmd) { - struct comedi_cmd *cmd = &s->async->cmd; unsigned int num_samples; unsigned int bits_per_sample; @@ -423,6 +425,29 @@ unsigned int comedi_bytes_per_scan(struct comedi_subdevice *s) } return comedi_samples_to_bytes(s, num_samples); } +EXPORT_SYMBOL_GPL(comedi_bytes_per_scan_cmd); + +/** + * comedi_bytes_per_scan() - Get length of asynchronous command "scan" in bytes + * @s: COMEDI subdevice. + * + * Determines the overall scan length according to the subdevice type and the + * number of channels in the scan for the current command. + * + * For digital input, output or input/output subdevices, samples for + * multiple channels are assumed to be packed into one or more unsigned + * short or unsigned int values according to the subdevice's %SDF_LSAMPL + * flag. For other types of subdevice, samples are assumed to occupy a + * whole unsigned short or unsigned int according to the %SDF_LSAMPL flag. + * + * Returns the overall scan length in bytes. + */ +unsigned int comedi_bytes_per_scan(struct comedi_subdevice *s) +{ + struct comedi_cmd *cmd = &s->async->cmd; + + return comedi_bytes_per_scan_cmd(s, cmd); +} EXPORT_SYMBOL_GPL(comedi_bytes_per_scan); static unsigned int __comedi_nscans_left(struct comedi_subdevice *s, diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c index 2c1b6de30da8..385e14269870 100644 --- a/drivers/staging/comedi/drivers/adv_pci1710.c +++ b/drivers/staging/comedi/drivers/adv_pci1710.c @@ -45,8 +45,8 @@ #define PCI171X_RANGE_UNI BIT(4) #define PCI171X_RANGE_GAIN(x) (((x) & 0x7) << 0) #define PCI171X_MUX_REG 0x04 /* W: A/D multiplexor control */ -#define PCI171X_MUX_CHANH(x) (((x) & 0xf) << 8) -#define PCI171X_MUX_CHANL(x) (((x) & 0xf) << 0) +#define PCI171X_MUX_CHANH(x) (((x) & 0xff) << 8) +#define PCI171X_MUX_CHANL(x) (((x) & 0xff) << 0) #define PCI171X_MUX_CHAN(x) (PCI171X_MUX_CHANH(x) | PCI171X_MUX_CHANL(x)) #define PCI171X_STATUS_REG 0x06 /* R: status register */ #define PCI171X_STATUS_IRQ BIT(11) /* 1=IRQ occurred */ diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 42945de31fe2..d23aa5d8e62a 100644 --- a/drivers/staging/comedi/drivers/amplc_pci230.c +++ b/drivers/staging/comedi/drivers/amplc_pci230.c @@ -2337,7 +2337,8 @@ static irqreturn_t pci230_interrupt(int irq, void *d) devpriv->intr_running = false; spin_unlock_irqrestore(&devpriv->isr_spinlock, irqflags); - comedi_handle_events(dev, s_ao); + if (s_ao) + comedi_handle_events(dev, s_ao); comedi_handle_events(dev, s_ai); return IRQ_HANDLED; diff --git a/drivers/staging/comedi/drivers/dt282x.c b/drivers/staging/comedi/drivers/dt282x.c index d5295bbdd28c..37133d54dda1 100644 --- a/drivers/staging/comedi/drivers/dt282x.c +++ b/drivers/staging/comedi/drivers/dt282x.c @@ -566,7 +566,8 @@ static irqreturn_t dt282x_interrupt(int irq, void *d) } #endif comedi_handle_events(dev, s); - comedi_handle_events(dev, s_ao); + if (s_ao) + comedi_handle_events(dev, s_ao); return IRQ_RETVAL(handled); } diff --git a/drivers/staging/comedi/drivers/dt3000.c b/drivers/staging/comedi/drivers/dt3000.c index 19e0b7be8495..917d13abef88 100644 --- a/drivers/staging/comedi/drivers/dt3000.c +++ b/drivers/staging/comedi/drivers/dt3000.c @@ -351,9 +351,9 @@ static irqreturn_t dt3k_interrupt(int irq, void *d) static int dt3k_ns_to_timer(unsigned int timer_base, unsigned int *nanosec, unsigned int flags) { - int divider, base, prescale; + unsigned int divider, base, prescale; - /* This function needs improvment */ + /* This function needs improvement */ /* Don't know if divider==0 works. */ for (prescale = 0; prescale < 16; prescale++) { @@ -367,7 +367,7 @@ static int dt3k_ns_to_timer(unsigned int timer_base, unsigned int *nanosec, divider = (*nanosec) / base; break; case CMDF_ROUND_UP: - divider = (*nanosec) / base; + divider = DIV_ROUND_UP(*nanosec, base); break; } if (divider < 65536) { @@ -377,7 +377,7 @@ static int dt3k_ns_to_timer(unsigned int timer_base, unsigned int *nanosec, } prescale = 15; - base = timer_base * (1 << prescale); + base = timer_base * (prescale + 1); divider = 65535; *nanosec = divider * base; return (prescale << 16) | (divider); diff --git a/drivers/staging/comedi/drivers/gsc_hpdi.c b/drivers/staging/comedi/drivers/gsc_hpdi.c index e5b948405fd9..a09631f9d813 100644 --- a/drivers/staging/comedi/drivers/gsc_hpdi.c +++ b/drivers/staging/comedi/drivers/gsc_hpdi.c @@ -632,6 +632,11 @@ static int gsc_hpdi_auto_attach(struct comedi_device *dev, dma_alloc_coherent(&pcidev->dev, DMA_BUFFER_SIZE, &devpriv->dio_buffer_phys_addr[i], GFP_KERNEL); + if (!devpriv->dio_buffer[i]) { + dev_warn(dev->class_dev, + "failed to allocate DMA buffer\n"); + return -ENOMEM; + } } /* allocate dma descriptors */ devpriv->dma_desc = dma_alloc_coherent(&pcidev->dev, @@ -639,6 +644,11 @@ static int gsc_hpdi_auto_attach(struct comedi_device *dev, NUM_DMA_DESCRIPTORS, &devpriv->dma_desc_phys_addr, GFP_KERNEL); + if (!devpriv->dma_desc) { + dev_warn(dev->class_dev, + "failed to allocate DMA descriptors\n"); + return -ENOMEM; + } if (devpriv->dma_desc_phys_addr & 0xf) { dev_warn(dev->class_dev, " dma descriptors not quad-word aligned (bug)\n"); diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c index 0fa85d55c82f..12056eb3cbe8 100644 --- a/drivers/staging/comedi/drivers/ni_mio_common.c +++ b/drivers/staging/comedi/drivers/ni_mio_common.c @@ -3477,6 +3477,7 @@ static int ni_cdio_check_chanlist(struct comedi_device *dev, static int ni_cdio_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_cmd *cmd) { + unsigned int bytes_per_scan; int err = 0; int tmp; @@ -3506,9 +3507,12 @@ static int ni_cdio_cmdtest(struct comedi_device *dev, err |= comedi_check_trigger_arg_is(&cmd->convert_arg, 0); err |= comedi_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len); - err |= comedi_check_trigger_arg_max(&cmd->stop_arg, - s->async->prealloc_bufsz / - comedi_bytes_per_scan(s)); + bytes_per_scan = comedi_bytes_per_scan_cmd(s, cmd); + if (bytes_per_scan) { + err |= comedi_check_trigger_arg_max(&cmd->stop_arg, + s->async->prealloc_bufsz / + bytes_per_scan); + } if (err) return 3; @@ -4941,7 +4945,10 @@ static int ni_valid_rtsi_output_source(struct comedi_device *dev, case NI_RTSI_OUTPUT_G_SRC0: case NI_RTSI_OUTPUT_G_GATE0: case NI_RTSI_OUTPUT_RGOUT0: - case NI_RTSI_OUTPUT_RTSI_BRD_0: + case NI_RTSI_OUTPUT_RTSI_BRD(0): + case NI_RTSI_OUTPUT_RTSI_BRD(1): + case NI_RTSI_OUTPUT_RTSI_BRD(2): + case NI_RTSI_OUTPUT_RTSI_BRD(3): return 1; case NI_RTSI_OUTPUT_RTSI_OSC: return (devpriv->is_m_series) ? 1 : 0; @@ -4962,11 +4969,18 @@ static int ni_set_rtsi_routing(struct comedi_device *dev, devpriv->rtsi_trig_a_output_reg |= NISTC_RTSI_TRIG(chan, src); ni_stc_writew(dev, devpriv->rtsi_trig_a_output_reg, NISTC_RTSI_TRIGA_OUT_REG); - } else if (chan < 8) { + } else if (chan < NISTC_RTSI_TRIG_NUM_CHAN(devpriv->is_m_series)) { devpriv->rtsi_trig_b_output_reg &= ~NISTC_RTSI_TRIG_MASK(chan); devpriv->rtsi_trig_b_output_reg |= NISTC_RTSI_TRIG(chan, src); ni_stc_writew(dev, devpriv->rtsi_trig_b_output_reg, NISTC_RTSI_TRIGB_OUT_REG); + } else if (chan != NISTC_RTSI_TRIG_OLD_CLK_CHAN) { + /* probably should never reach this, since the + * ni_valid_rtsi_output_source above errors out if chan is too + * high + */ + dev_err(dev->class_dev, "%s: unknown rtsi channel\n", __func__); + return -EINVAL; } return 2; } @@ -4982,12 +4996,12 @@ static unsigned int ni_get_rtsi_routing(struct comedi_device *dev, } else if (chan < NISTC_RTSI_TRIG_NUM_CHAN(devpriv->is_m_series)) { return NISTC_RTSI_TRIG_TO_SRC(chan, devpriv->rtsi_trig_b_output_reg); - } else { - if (chan == NISTC_RTSI_TRIG_OLD_CLK_CHAN) - return NI_RTSI_OUTPUT_RTSI_OSC; - dev_err(dev->class_dev, "bug! should never get here?\n"); - return 0; + } else if (chan == NISTC_RTSI_TRIG_OLD_CLK_CHAN) { + return NI_RTSI_OUTPUT_RTSI_OSC; } + + dev_err(dev->class_dev, "%s: unknown rtsi channel\n", __func__); + return -EINVAL; } static int ni_rtsi_insn_config(struct comedi_device *dev, diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c b/drivers/staging/comedi/drivers/ni_usb6501.c index 5036eebb9162..2f174a34d9e9 100644 --- a/drivers/staging/comedi/drivers/ni_usb6501.c +++ b/drivers/staging/comedi/drivers/ni_usb6501.c @@ -472,10 +472,8 @@ static int ni6501_alloc_usb_buffers(struct comedi_device *dev) size = usb_endpoint_maxp(devpriv->ep_tx); devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL); - if (!devpriv->usb_tx_buf) { - kfree(devpriv->usb_rx_buf); + if (!devpriv->usb_tx_buf) return -ENOMEM; - } return 0; } @@ -527,6 +525,9 @@ static int ni6501_auto_attach(struct comedi_device *dev, if (!devpriv) return -ENOMEM; + mutex_init(&devpriv->mut); + usb_set_intfdata(intf, devpriv); + ret = ni6501_find_endpoints(dev); if (ret) return ret; @@ -535,9 +536,6 @@ static int ni6501_auto_attach(struct comedi_device *dev, if (ret) return ret; - mutex_init(&devpriv->mut); - usb_set_intfdata(intf, devpriv); - ret = comedi_alloc_subdevices(dev, 2); if (ret) return ret; diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c index 608403c7586b..f0572d6a5f63 100644 --- a/drivers/staging/comedi/drivers/usbduxfast.c +++ b/drivers/staging/comedi/drivers/usbduxfast.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004-2014 Bernd Porr, mail@berndporr.me.uk + * Copyright (C) 2004-2019 Bernd Porr, mail@berndporr.me.uk * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -17,7 +17,7 @@ * Description: University of Stirling USB DAQ & INCITE Technology Limited * Devices: [ITL] USB-DUX-FAST (usbduxfast) * Author: Bernd Porr <mail@berndporr.me.uk> - * Updated: 10 Oct 2014 + * Updated: 16 Nov 2019 * Status: stable */ @@ -31,6 +31,7 @@ * * * Revision history: + * 1.0: Fixed a rounding error in usbduxfast_ai_cmdtest * 0.9: Dropping the first data packet which seems to be from the last transfer. * Buffer overflows in the FX2 are handed over to comedi. * 0.92: Dropping now 4 packets. The quad buffer has to be emptied. @@ -359,6 +360,7 @@ static int usbduxfast_ai_cmdtest(struct comedi_device *dev, struct comedi_cmd *cmd) { int err = 0; + int err2 = 0; unsigned int steps; unsigned int arg; @@ -408,11 +410,16 @@ static int usbduxfast_ai_cmdtest(struct comedi_device *dev, */ steps = (cmd->convert_arg * 30) / 1000; if (cmd->chanlist_len != 1) - err |= comedi_check_trigger_arg_min(&steps, - MIN_SAMPLING_PERIOD); - err |= comedi_check_trigger_arg_max(&steps, MAX_SAMPLING_PERIOD); - arg = (steps * 1000) / 30; - err |= comedi_check_trigger_arg_is(&cmd->convert_arg, arg); + err2 |= comedi_check_trigger_arg_min(&steps, + MIN_SAMPLING_PERIOD); + else + err2 |= comedi_check_trigger_arg_min(&steps, 1); + err2 |= comedi_check_trigger_arg_max(&steps, MAX_SAMPLING_PERIOD); + if (err2) { + err |= err2; + arg = (steps * 1000) / 30; + err |= comedi_check_trigger_arg_is(&cmd->convert_arg, arg); + } if (cmd->stop_src == TRIG_COUNT) err |= comedi_check_trigger_arg_min(&cmd->stop_arg, 1); diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c index a004aed0147a..1800eb3ae017 100644 --- a/drivers/staging/comedi/drivers/vmk80xx.c +++ b/drivers/staging/comedi/drivers/vmk80xx.c @@ -691,10 +691,8 @@ static int vmk80xx_alloc_usb_buffers(struct comedi_device *dev) size = usb_endpoint_maxp(devpriv->ep_tx); devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL); - if (!devpriv->usb_tx_buf) { - kfree(devpriv->usb_rx_buf); + if (!devpriv->usb_tx_buf) return -ENOMEM; - } return 0; } @@ -809,6 +807,8 @@ static int vmk80xx_auto_attach(struct comedi_device *dev, devpriv->model = board->model; + sema_init(&devpriv->limit_sem, 8); + ret = vmk80xx_find_usb_endpoints(dev); if (ret) return ret; @@ -817,8 +817,6 @@ static int vmk80xx_auto_attach(struct comedi_device *dev, if (ret) return ret; - sema_init(&devpriv->limit_sem, 8); - usb_set_intfdata(intf, devpriv); if (devpriv->model == VMK8055_MODEL) diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 587f68aa466c..ece713d02660 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -247,7 +247,7 @@ static int fbtft_request_gpios_dt(struct fbtft_par *par) static int fbtft_backlight_update_status(struct backlight_device *bd) { struct fbtft_par *par = bl_get_data(bd); - bool polarity = !!(bd->props.state & BL_CORE_DRIVER1); + bool polarity = par->polarity; fbtft_par_dbg(DEBUG_BACKLIGHT, par, "%s: polarity=%d, power=%d, fb_blank=%d\n", @@ -296,7 +296,7 @@ void fbtft_register_backlight(struct fbtft_par *par) /* Assume backlight is off, get polarity from current state of pin */ bl_props.power = FB_BLANK_POWERDOWN; if (!gpio_get_value(par->gpio.led[0])) - bl_props.state |= BL_CORE_DRIVER1; + par->polarity = true; bd = backlight_device_register(dev_driver_string(par->info->device), par->info->device, par, &fbtft_bl_ops, &bl_props); @@ -766,7 +766,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, fbdefio->deferred_io = fbtft_deferred_io; fb_deferred_io_init(info); - strncpy(info->fix.id, dev->driver->name, 16); + snprintf(info->fix.id, sizeof(info->fix.id), "%s", dev->driver->name); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_TRUECOLOR; info->fix.xpanstep = 0; @@ -814,7 +814,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, if (par->gamma.curves && gamma) { if (fbtft_gamma_parse_str(par, par->gamma.curves, gamma, strlen(gamma))) - goto alloc_fail; + goto release_framebuf; } /* Transmit buffer */ @@ -839,7 +839,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, txbuf = devm_kzalloc(par->info->device, txbuflen, GFP_KERNEL); } if (!txbuf) - goto alloc_fail; + goto release_framebuf; par->txbuf.buf = txbuf; par->txbuf.len = txbuflen; } @@ -875,6 +875,9 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, return info; +release_framebuf: + framebuffer_release(info); + alloc_fail: vfree(vmem); diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h index 89c4b5b76ce6..027531990674 100644 --- a/drivers/staging/fbtft/fbtft.h +++ b/drivers/staging/fbtft/fbtft.h @@ -241,6 +241,7 @@ struct fbtft_par { ktime_t update_time; bool bgr; void *extra; + bool polarity; }; #define NUMARGS(...) (sizeof((int[]){__VA_ARGS__})/sizeof(int)) diff --git a/drivers/staging/greybus/audio_manager.c b/drivers/staging/greybus/audio_manager.c index aa6508b44fab..ed7c32542cb3 100644 --- a/drivers/staging/greybus/audio_manager.c +++ b/drivers/staging/greybus/audio_manager.c @@ -90,8 +90,8 @@ void gb_audio_manager_remove_all(void) list_for_each_entry_safe(module, next, &modules_list, list) { list_del(&module->list); - kobject_put(&module->kobj); ida_simple_remove(&module_id, module->id); + kobject_put(&module->kobj); } is_empty = list_empty(&modules_list); diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c index 9f01427f35f9..1cb82cc28aa7 100644 --- a/drivers/staging/greybus/light.c +++ b/drivers/staging/greybus/light.c @@ -1102,21 +1102,21 @@ static void gb_lights_channel_release(struct gb_channel *channel) static void gb_lights_light_release(struct gb_light *light) { int i; - int count; light->ready = false; - count = light->channels_count; - if (light->has_flash) gb_lights_light_v4l2_unregister(light); + light->has_flash = false; - for (i = 0; i < count; i++) { + for (i = 0; i < light->channels_count; i++) gb_lights_channel_release(&light->channels[i]); - light->channels_count--; - } + light->channels_count = 0; + kfree(light->channels); + light->channels = NULL; kfree(light->name); + light->name = NULL; } static void gb_lights_release(struct gb_lights *glights) diff --git a/drivers/staging/greybus/power_supply.c b/drivers/staging/greybus/power_supply.c index e85c988b7034..adea629b8065 100644 --- a/drivers/staging/greybus/power_supply.c +++ b/drivers/staging/greybus/power_supply.c @@ -521,7 +521,7 @@ static int gb_power_supply_prop_descriptors_get(struct gb_power_supply *gbpsy) op = gb_operation_create(connection, GB_POWER_SUPPLY_TYPE_GET_PROP_DESCRIPTORS, - sizeof(req), sizeof(*resp) + props_count * + sizeof(*req), sizeof(*resp) + props_count * sizeof(struct gb_power_supply_props_desc), GFP_KERNEL); if (!op) diff --git a/drivers/staging/greybus/tools/loopback_test.c b/drivers/staging/greybus/tools/loopback_test.c index f7f4cd6fb55b..8d2678b22c36 100644 --- a/drivers/staging/greybus/tools/loopback_test.c +++ b/drivers/staging/greybus/tools/loopback_test.c @@ -20,6 +20,7 @@ #include <signal.h> #define MAX_NUM_DEVICES 10 +#define MAX_SYSFS_PREFIX 0x80 #define MAX_SYSFS_PATH 0x200 #define CSV_MAX_LINE 0x1000 #define SYSFS_MAX_INT 0x20 @@ -68,7 +69,7 @@ struct loopback_results { }; struct loopback_device { - char name[MAX_SYSFS_PATH]; + char name[MAX_STR_LEN]; char sysfs_entry[MAX_SYSFS_PATH]; char debugfs_entry[MAX_SYSFS_PATH]; struct loopback_results results; @@ -94,8 +95,8 @@ struct loopback_test { int stop_all; int poll_count; char test_name[MAX_STR_LEN]; - char sysfs_prefix[MAX_SYSFS_PATH]; - char debugfs_prefix[MAX_SYSFS_PATH]; + char sysfs_prefix[MAX_SYSFS_PREFIX]; + char debugfs_prefix[MAX_SYSFS_PREFIX]; struct timespec poll_timeout; struct loopback_device devices[MAX_NUM_DEVICES]; struct loopback_results aggregate_results; @@ -646,7 +647,7 @@ baddir: static int open_poll_files(struct loopback_test *t) { struct loopback_device *dev; - char buf[MAX_STR_LEN]; + char buf[MAX_SYSFS_PATH + MAX_STR_LEN]; char dummy; int fds_idx = 0; int i; @@ -917,10 +918,10 @@ int main(int argc, char *argv[]) t.iteration_max = atoi(optarg); break; case 'S': - snprintf(t.sysfs_prefix, MAX_SYSFS_PATH, "%s", optarg); + snprintf(t.sysfs_prefix, MAX_SYSFS_PREFIX, "%s", optarg); break; case 'D': - snprintf(t.debugfs_prefix, MAX_SYSFS_PATH, "%s", optarg); + snprintf(t.debugfs_prefix, MAX_SYSFS_PREFIX, "%s", optarg); break; case 'm': t.mask = atol(optarg); @@ -971,10 +972,10 @@ int main(int argc, char *argv[]) } if (!strcmp(t.sysfs_prefix, "")) - snprintf(t.sysfs_prefix, MAX_SYSFS_PATH, "%s", sysfs_prefix); + snprintf(t.sysfs_prefix, MAX_SYSFS_PREFIX, "%s", sysfs_prefix); if (!strcmp(t.debugfs_prefix, "")) - snprintf(t.debugfs_prefix, MAX_SYSFS_PATH, "%s", debugfs_prefix); + snprintf(t.debugfs_prefix, MAX_SYSFS_PREFIX, "%s", debugfs_prefix); ret = find_loopback_devices(&t); if (ret) diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index 4dc9ca3a11b4..b82a4ab77860 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -109,10 +109,10 @@ #define AD7192_CH_AIN3 BIT(6) /* AIN3 - AINCOM */ #define AD7192_CH_AIN4 BIT(7) /* AIN4 - AINCOM */ -#define AD7193_CH_AIN1P_AIN2M 0x000 /* AIN1(+) - AIN2(-) */ -#define AD7193_CH_AIN3P_AIN4M 0x001 /* AIN3(+) - AIN4(-) */ -#define AD7193_CH_AIN5P_AIN6M 0x002 /* AIN5(+) - AIN6(-) */ -#define AD7193_CH_AIN7P_AIN8M 0x004 /* AIN7(+) - AIN8(-) */ +#define AD7193_CH_AIN1P_AIN2M 0x001 /* AIN1(+) - AIN2(-) */ +#define AD7193_CH_AIN3P_AIN4M 0x002 /* AIN3(+) - AIN4(-) */ +#define AD7193_CH_AIN5P_AIN6M 0x004 /* AIN5(+) - AIN6(-) */ +#define AD7193_CH_AIN7P_AIN8M 0x008 /* AIN7(+) - AIN8(-) */ #define AD7193_CH_TEMP 0x100 /* Temp senseor */ #define AD7193_CH_AIN2P_AIN2M 0x200 /* AIN2(+) - AIN2(-) */ #define AD7193_CH_AIN1 0x401 /* AIN1 - AINCOM */ diff --git a/drivers/staging/iio/addac/adt7316-i2c.c b/drivers/staging/iio/addac/adt7316-i2c.c index 0ccf192b9a03..5950225e45d1 100644 --- a/drivers/staging/iio/addac/adt7316-i2c.c +++ b/drivers/staging/iio/addac/adt7316-i2c.c @@ -35,6 +35,8 @@ static int adt7316_i2c_read(void *client, u8 reg, u8 *data) return ret; } + *data = ret; + return 0; } diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c index 3faffe59c933..95f5be1cd498 100644 --- a/drivers/staging/iio/addac/adt7316.c +++ b/drivers/staging/iio/addac/adt7316.c @@ -47,6 +47,8 @@ #define ADT7516_MSB_AIN3 0xA #define ADT7516_MSB_AIN4 0xB #define ADT7316_DA_DATA_BASE 0x10 +#define ADT7316_DA_10_BIT_LSB_SHIFT 6 +#define ADT7316_DA_12_BIT_LSB_SHIFT 4 #define ADT7316_DA_MSB_DATA_REGS 4 #define ADT7316_LSB_DAC_A 0x10 #define ADT7316_MSB_DAC_A 0x11 @@ -1089,7 +1091,7 @@ static ssize_t adt7316_store_DAC_internal_Vref(struct device *dev, ldac_config = chip->ldac_config & (~ADT7516_DAC_IN_VREF_MASK); if (data & 0x1) ldac_config |= ADT7516_DAC_AB_IN_VREF; - else if (data & 0x2) + if (data & 0x2) ldac_config |= ADT7516_DAC_CD_IN_VREF; } else { ret = kstrtou8(buf, 16, &data); @@ -1411,7 +1413,7 @@ static IIO_DEVICE_ATTR(ex_analog_temp_offset, S_IRUGO | S_IWUSR, static ssize_t adt7316_show_DAC(struct adt7316_chip_info *chip, int channel, char *buf) { - u16 data; + u16 data = 0; u8 msb, lsb, offset; int ret; @@ -1436,7 +1438,11 @@ static ssize_t adt7316_show_DAC(struct adt7316_chip_info *chip, if (ret) return -EIO; - data = (msb << offset) + (lsb & ((1 << offset) - 1)); + if (chip->dac_bits == 12) + data = lsb >> ADT7316_DA_12_BIT_LSB_SHIFT; + else if (chip->dac_bits == 10) + data = lsb >> ADT7316_DA_10_BIT_LSB_SHIFT; + data |= msb << offset; return sprintf(buf, "%d\n", data); } @@ -1444,7 +1450,7 @@ static ssize_t adt7316_show_DAC(struct adt7316_chip_info *chip, static ssize_t adt7316_store_DAC(struct adt7316_chip_info *chip, int channel, const char *buf, size_t len) { - u8 msb, lsb, offset; + u8 msb, lsb, lsb_reg, offset; u16 data; int ret; @@ -1462,9 +1468,13 @@ static ssize_t adt7316_store_DAC(struct adt7316_chip_info *chip, return -EINVAL; if (chip->dac_bits > 8) { - lsb = data & (1 << offset); + lsb = data & ((1 << offset) - 1); + if (chip->dac_bits == 12) + lsb_reg = lsb << ADT7316_DA_12_BIT_LSB_SHIFT; + else + lsb_reg = lsb << ADT7316_DA_10_BIT_LSB_SHIFT; ret = chip->bus.write(chip->bus.client, - ADT7316_DA_DATA_BASE + channel * 2, lsb); + ADT7316_DA_DATA_BASE + channel * 2, lsb_reg); if (ret) return -EIO; } diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c index 50a5b0c2cc7b..7ab95efcf1dc 100644 --- a/drivers/staging/iio/cdc/ad7150.c +++ b/drivers/staging/iio/cdc/ad7150.c @@ -6,6 +6,7 @@ * Licensed under the GPL-2 or later. */ +#include <linux/bitfield.h> #include <linux/interrupt.h> #include <linux/device.h> #include <linux/kernel.h> @@ -129,7 +130,7 @@ static int ad7150_read_event_config(struct iio_dev *indio_dev, { int ret; u8 threshtype; - bool adaptive; + bool thrfixed; struct ad7150_chip_info *chip = iio_priv(indio_dev); ret = i2c_smbus_read_byte_data(chip->client, AD7150_CFG); @@ -137,21 +138,23 @@ static int ad7150_read_event_config(struct iio_dev *indio_dev, return ret; threshtype = (ret >> 5) & 0x03; - adaptive = !!(ret & 0x80); + + /*check if threshold mode is fixed or adaptive*/ + thrfixed = FIELD_GET(AD7150_CFG_FIX, ret); switch (type) { case IIO_EV_TYPE_MAG_ADAPTIVE: if (dir == IIO_EV_DIR_RISING) - return adaptive && (threshtype == 0x1); - return adaptive && (threshtype == 0x0); + return !thrfixed && (threshtype == 0x1); + return !thrfixed && (threshtype == 0x0); case IIO_EV_TYPE_THRESH_ADAPTIVE: if (dir == IIO_EV_DIR_RISING) - return adaptive && (threshtype == 0x3); - return adaptive && (threshtype == 0x2); + return !thrfixed && (threshtype == 0x3); + return !thrfixed && (threshtype == 0x2); case IIO_EV_TYPE_THRESH: if (dir == IIO_EV_DIR_RISING) - return !adaptive && (threshtype == 0x1); - return !adaptive && (threshtype == 0x0); + return thrfixed && (threshtype == 0x1); + return thrfixed && (threshtype == 0x0); default: break; } diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c b/drivers/staging/media/davinci_vpfe/vpfe_video.c index 89dd6b989254..e0440807b4ed 100644 --- a/drivers/staging/media/davinci_vpfe/vpfe_video.c +++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c @@ -423,6 +423,9 @@ static int vpfe_open(struct file *file) /* If decoder is not initialized. initialize it */ if (!video->initialized && vpfe_update_pipe_state(video)) { mutex_unlock(&video->lock); + v4l2_fh_del(&handle->vfh); + v4l2_fh_exit(&handle->vfh); + kfree(handle); return -ENODEV; } /* Increment device users counter */ diff --git a/drivers/staging/media/pulse8-cec/pulse8-cec.c b/drivers/staging/media/pulse8-cec/pulse8-cec.c index 1732c3857b8e..2785cc03c529 100644 --- a/drivers/staging/media/pulse8-cec/pulse8-cec.c +++ b/drivers/staging/media/pulse8-cec/pulse8-cec.c @@ -580,7 +580,7 @@ unlock: else pulse8->config_pending = true; mutex_unlock(&pulse8->config_lock); - return err; + return log_addr == CEC_LOG_ADDR_INVALID ? 0 : err; } static int pulse8_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, diff --git a/drivers/staging/most/aim-cdev/cdev.c b/drivers/staging/most/aim-cdev/cdev.c index 7f51024dc5eb..e87b9ed4f37d 100644 --- a/drivers/staging/most/aim-cdev/cdev.c +++ b/drivers/staging/most/aim-cdev/cdev.c @@ -451,7 +451,9 @@ static int aim_probe(struct most_interface *iface, int channel_id, c->devno = MKDEV(major, current_minor); cdev_init(&c->cdev, &channel_fops); c->cdev.owner = THIS_MODULE; - cdev_add(&c->cdev, c->devno, 1); + retval = cdev_add(&c->cdev, c->devno, 1); + if (retval < 0) + goto err_free_c; c->iface = iface; c->cfg = cfg; c->channel_id = channel_id; @@ -487,6 +489,7 @@ error_create_device: list_del(&c->list); error_alloc_kfifo: cdev_del(&c->cdev); +err_free_c: kfree(c); error_alloc_channel: ida_simple_remove(&minor_id, current_minor); diff --git a/drivers/staging/most/aim-network/networking.c b/drivers/staging/most/aim-network/networking.c index 4659a6450c04..6b18afb62145 100644 --- a/drivers/staging/most/aim-network/networking.c +++ b/drivers/staging/most/aim-network/networking.c @@ -87,6 +87,11 @@ static int skb_to_mamac(const struct sk_buff *skb, struct mbo *mbo) unsigned int payload_len = skb->len - ETH_HLEN; unsigned int mdp_len = payload_len + MDP_HDR_LEN; + if (mdp_len < skb->len) { + pr_err("drop: too large packet! (%u)\n", skb->len); + return -EINVAL; + } + if (mbo->buffer_length < mdp_len) { pr_err("drop: too small buffer! (%d for %d)\n", mbo->buffer_length, mdp_len); @@ -134,6 +139,11 @@ static int skb_to_mep(const struct sk_buff *skb, struct mbo *mbo) u8 *buff = mbo->virt_address; unsigned int mep_len = skb->len + MEP_HDR_LEN; + if (mep_len < skb->len) { + pr_err("drop: too large packet! (%u)\n", skb->len); + return -EINVAL; + } + if (mbo->buffer_length < mep_len) { pr_err("drop: too small buffer! (%d for %d)\n", mbo->buffer_length, mep_len); diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c index 0f8b8e0bffdf..dedc313e9dea 100644 --- a/drivers/staging/rtl8188eu/core/rtw_xmit.c +++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c @@ -805,7 +805,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN); memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN); - if (psta->qos_option) + if (psta && psta->qos_option) qos_option = true; } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { @@ -813,7 +813,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); - if (psta->qos_option) + if (psta && psta->qos_option) qos_option = true; } else { RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv))); diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c index c7bf8ab26192..50793c9df1b3 100644 --- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c +++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c @@ -2052,7 +2052,7 @@ static int wpa_supplicant_ioctl(struct net_device *dev, struct iw_point *p) struct ieee_param *param; uint ret = 0; - if (p->length < sizeof(struct ieee_param) || !p->pointer) { + if (!p->pointer || p->length != sizeof(struct ieee_param)) { ret = -EINVAL; goto out; } @@ -2859,7 +2859,7 @@ static int rtw_hostapd_ioctl(struct net_device *dev, struct iw_point *p) goto out; } - if (!p->pointer) { + if (!p->pointer || p->length != sizeof(struct ieee_param)) { ret = -EINVAL; goto out; } diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c index d22360849b88..c14088075c59 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c @@ -40,11 +40,14 @@ static struct usb_device_id rtw_usb_id_tbl[] = { /****** 8188EUS ********/ {USB_DEVICE(0x056e, 0x4008)}, /* Elecom WDC-150SU2M */ {USB_DEVICE(0x07b8, 0x8179)}, /* Abocom - Abocom */ + {USB_DEVICE(0x0B05, 0x18F0)}, /* ASUS USB-N10 Nano B1 */ {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */ {USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */ {USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */ {USB_DEVICE(0x2001, 0x331B)}, /* D-Link DWA-121 rev B1 */ {USB_DEVICE(0x2357, 0x010c)}, /* TP-Link TL-WN722N v2 */ + {USB_DEVICE(0x2357, 0x0111)}, /* TP-Link TL-WN727N v5.21 */ + {USB_DEVICE(0x2C4E, 0x0102)}, /* MERCUSYS MW150US v2 */ {USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */ {} /* Terminating entry */ @@ -78,7 +81,7 @@ static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) phost_conf = pusbd->actconfig; pconf_desc = &phost_conf->desc; - phost_iface = &usb_intf->altsetting[0]; + phost_iface = usb_intf->cur_altsetting; piface_desc = &phost_iface->desc; pdvobjpriv->NumInterfaces = pconf_desc->bNumInterfaces; @@ -366,8 +369,10 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj, } padapter->HalData = kzalloc(sizeof(struct hal_data_8188e), GFP_KERNEL); - if (!padapter->HalData) - DBG_88E("cant not alloc memory for HAL DATA\n"); + if (!padapter->HalData) { + DBG_88E("Failed to allocate memory for HAL data\n"); + goto free_adapter; + } padapter->intf_start = &usb_intf_start; padapter->intf_stop = &usb_intf_stop; diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c index 4c30eea45f89..0d6fe039ac19 100644 --- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c @@ -1630,14 +1630,15 @@ static void _rtl92e_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev)); skb_push(skb, priv->rtllib->tx_headroom); ret = _rtl92e_tx(dev, skb); - if (ret != 0) - kfree_skb(skb); if (queue_index != MGNT_QUEUE) { priv->rtllib->stats.tx_bytes += (skb->len - priv->rtllib->tx_headroom); priv->rtllib->stats.tx_packets++; } + + if (ret != 0) + kfree_skb(skb); } static int _rtl92e_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c index 5fe95937d811..6ec379056650 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -1509,7 +1509,7 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb) (tx_fwinfo_819x_usb *)(skb->data + USB_HWDESC_HEADER_LEN); struct usb_device *udev = priv->udev; int pend; - int status; + int status, rt = -1; struct urb *tx_urb = NULL, *tx_urb_zero = NULL; unsigned int idx_pipe; @@ -1653,8 +1653,10 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb) } if (bSend0Byte) { tx_urb_zero = usb_alloc_urb(0, GFP_ATOMIC); - if (!tx_urb_zero) - return -ENOMEM; + if (!tx_urb_zero) { + rt = -ENOMEM; + goto error; + } usb_fill_bulk_urb(tx_urb_zero, udev, usb_sndbulkpipe(udev, idx_pipe), &zero, 0, tx_zero_isr, dev); @@ -1664,7 +1666,7 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb) "Error TX URB for zero byte %d, error %d", atomic_read(&priv->tx_pending[tcb_desc->queue_index]), status); - return -1; + goto error; } } netif_trans_update(dev); @@ -1675,7 +1677,12 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb) RT_TRACE(COMP_ERR, "Error TX URB %d, error %d", atomic_read(&priv->tx_pending[tcb_desc->queue_index]), status); - return -1; + +error: + dev_kfree_skb_any(skb); + usb_free_urb(tx_urb); + usb_free_urb(tx_urb_zero); + return rt; } static short rtl8192_usb_initendpoints(struct net_device *dev) diff --git a/drivers/staging/rtl8712/rtl8712_cmd.c b/drivers/staging/rtl8712/rtl8712_cmd.c index 9f61583af150..41b667c8385c 100644 --- a/drivers/staging/rtl8712/rtl8712_cmd.c +++ b/drivers/staging/rtl8712/rtl8712_cmd.c @@ -158,17 +158,9 @@ static u8 write_macreg_hdl(struct _adapter *padapter, u8 *pbuf) static u8 read_bbreg_hdl(struct _adapter *padapter, u8 *pbuf) { - u32 val; - void (*pcmd_callback)(struct _adapter *dev, struct cmd_obj *pcmd); struct cmd_obj *pcmd = (struct cmd_obj *)pbuf; - if (pcmd->rsp && pcmd->rspsz > 0) - memcpy(pcmd->rsp, (u8 *)&val, pcmd->rspsz); - pcmd_callback = cmd_callback[pcmd->cmdcode].callback; - if (!pcmd_callback) - r8712_free_cmd_obj(pcmd); - else - pcmd_callback(padapter, pcmd); + r8712_free_cmd_obj(pcmd); return H2C_SUCCESS; } diff --git a/drivers/staging/rtl8712/rtl8712_cmd.h b/drivers/staging/rtl8712/rtl8712_cmd.h index 67e9e910aef9..d10a59d4a550 100644 --- a/drivers/staging/rtl8712/rtl8712_cmd.h +++ b/drivers/staging/rtl8712/rtl8712_cmd.h @@ -152,7 +152,7 @@ enum rtl8712_h2c_cmd { static struct _cmd_callback cmd_callback[] = { {GEN_CMD_CODE(_Read_MACREG), NULL}, /*0*/ {GEN_CMD_CODE(_Write_MACREG), NULL}, - {GEN_CMD_CODE(_Read_BBREG), &r8712_getbbrfreg_cmdrsp_callback}, + {GEN_CMD_CODE(_Read_BBREG), NULL}, {GEN_CMD_CODE(_Write_BBREG), NULL}, {GEN_CMD_CODE(_Read_RFREG), &r8712_getbbrfreg_cmdrsp_callback}, {GEN_CMD_CODE(_Write_RFREG), NULL}, /*5*/ diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index 897d4621a5ce..d0ba42dfafeb 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -275,7 +275,7 @@ static uint r8712_usb_dvobj_init(struct _adapter *padapter) pdvobjpriv->padapter = padapter; padapter->EepromAddressSize = 6; - phost_iface = &pintf->altsetting[0]; + phost_iface = pintf->cur_altsetting; piface_desc = &phost_iface->desc; pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints; if (pusbd->speed == USB_SPEED_HIGH) { diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c index 97ca4ecca8a9..37bc3c664630 100644 --- a/drivers/staging/speakup/main.c +++ b/drivers/staging/speakup/main.c @@ -565,8 +565,7 @@ static u_long get_word(struct vc_data *vc) return 0; } else if ((tmpx < vc->vc_cols - 2) && (ch == SPACE || ch == 0 || IS_WDLM(ch)) - && ((char)get_char(vc, (u_short *) &tmp_pos + 1, &temp) > - SPACE)) { + && ((char)get_char(vc, (u_short *)tmp_pos + 1, &temp) > SPACE)) { tmp_pos += 2; tmpx++; } else diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index ab96629b7889..bcdbf38b6916 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -977,8 +977,6 @@ static void vnt_interrupt_process(struct vnt_private *priv) return; } - MACvIntDisable(priv->PortOffset); - spin_lock_irqsave(&priv->lock, flags); /* Read low level stats */ @@ -1067,8 +1065,6 @@ static void vnt_interrupt_process(struct vnt_private *priv) } spin_unlock_irqrestore(&priv->lock, flags); - - MACvIntEnable(priv->PortOffset, IMR_MASK_VALUE); } static void vnt_interrupt_work(struct work_struct *work) @@ -1078,14 +1074,17 @@ static void vnt_interrupt_work(struct work_struct *work) if (priv->vif) vnt_interrupt_process(priv); + + MACvIntEnable(priv->PortOffset, IMR_MASK_VALUE); } static irqreturn_t vnt_interrupt(int irq, void *arg) { struct vnt_private *priv = arg; - if (priv->vif) - schedule_work(&priv->interrupt_work); + schedule_work(&priv->interrupt_work); + + MACvIntDisable(priv->PortOffset); return IRQ_HANDLED; } @@ -1674,8 +1673,10 @@ vt6655_probe(struct pci_dev *pcid, const struct pci_device_id *ent) priv->hw->max_signal = 100; - if (vnt_init(priv)) + if (vnt_init(priv)) { + device_free_info(priv); return -ENODEV; + } device_print_info(priv); pci_set_drvdata(pcid, priv); diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h index 4832666cc580..0578bf82f557 100644 --- a/drivers/staging/vt6656/device.h +++ b/drivers/staging/vt6656/device.h @@ -62,6 +62,8 @@ #define RATE_AUTO 12 #define MAX_RATE 12 +#define VNT_B_RATES (BIT(RATE_1M) | BIT(RATE_2M) |\ + BIT(RATE_5M) | BIT(RATE_11M)) /* * device specific @@ -269,6 +271,7 @@ struct vnt_private { u8 mac_hw; /* netdev */ struct usb_device *usb; + struct usb_interface *intf; u64 tsf_time; u8 rx_rate; diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index 655f0002f880..7b73fa2f8834 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -140,7 +140,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, vnt_rf_rssi_to_dbm(priv, *rssi, &rx_dbm); - priv->bb_pre_ed_rssi = (u8)rx_dbm + 1; + priv->bb_pre_ed_rssi = (u8)-rx_dbm + 1; priv->current_rssi = priv->bb_pre_ed_rssi; frame = skb_data + 8; diff --git a/drivers/staging/vt6656/int.c b/drivers/staging/vt6656/int.c index 73538fb4e4e2..b554e881e67f 100644 --- a/drivers/staging/vt6656/int.c +++ b/drivers/staging/vt6656/int.c @@ -107,9 +107,11 @@ static int vnt_int_report_rate(struct vnt_private *priv, u8 pkt_no, u8 tsr) info->status.rates[0].count = tx_retry; - if (!(tsr & (TSR_TMO | TSR_RETRYTMO))) { + if (!(tsr & TSR_TMO)) { info->status.rates[0].idx = idx; - info->flags |= IEEE80211_TX_STAT_ACK; + + if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) + info->flags |= IEEE80211_TX_STAT_ACK; } ieee80211_tx_status_irqsafe(priv->hw, context->skb); diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index b1955378852a..b93773af2031 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -972,6 +972,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id) priv = hw->priv; priv->hw = hw; priv->usb = udev; + priv->intf = intf; vnt_set_options(priv); @@ -994,6 +995,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id) ieee80211_hw_set(priv->hw, RX_INCLUDES_FCS); ieee80211_hw_set(priv->hw, REPORTS_TX_ACK_STATUS); ieee80211_hw_set(priv->hw, SUPPORTS_PS); + ieee80211_hw_set(priv->hw, PS_NULLFUNC_STACK); priv->hw->max_signal = 100; diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index aa59e7f14ab3..5ccb9eb7ff1c 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -277,11 +277,9 @@ static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context, PK_TYPE_11B, &buf->b); /* Get Duration and TimeStamp */ - if (ieee80211_is_pspoll(hdr->frame_control)) { - __le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15)); - - buf->duration_a = dur; - buf->duration_b = dur; + if (ieee80211_is_nullfunc(hdr->frame_control)) { + buf->duration_a = hdr->duration_id; + buf->duration_b = hdr->duration_id; } else { buf->duration_a = vnt_get_duration_le(priv, tx_context->pkt_type, need_ack); @@ -370,10 +368,8 @@ static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context, tx_context->pkt_type, &buf->ab); /* Get Duration and TimeStampOff */ - if (ieee80211_is_pspoll(hdr->frame_control)) { - __le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15)); - - buf->duration = dur; + if (ieee80211_is_nullfunc(hdr->frame_control)) { + buf->duration = hdr->duration_id; } else { buf->duration = vnt_get_duration_le(priv, tx_context->pkt_type, need_ack); @@ -816,10 +812,14 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) if (info->band == NL80211_BAND_5GHZ) { pkt_type = PK_TYPE_11A; } else { - if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) - pkt_type = PK_TYPE_11GB; - else - pkt_type = PK_TYPE_11GA; + if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { + if (priv->basic_rates & VNT_B_RATES) + pkt_type = PK_TYPE_11GB; + else + pkt_type = PK_TYPE_11GA; + } else { + pkt_type = PK_TYPE_11A; + } } } else { pkt_type = PK_TYPE_11B; diff --git a/drivers/staging/vt6656/wcmd.c b/drivers/staging/vt6656/wcmd.c index 95faaeb7432a..4dc3521932ba 100644 --- a/drivers/staging/vt6656/wcmd.c +++ b/drivers/staging/vt6656/wcmd.c @@ -110,6 +110,7 @@ void vnt_run_command(struct work_struct *work) if (vnt_init(priv)) { /* If fail all ends TODO retry */ dev_err(&priv->usb->dev, "failed to start\n"); + usb_set_intfdata(priv->intf, NULL); ieee80211_free_hw(priv->hw); return; } diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index 182b2d564627..4c6384328615 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -489,10 +489,8 @@ static int prism2_connect(struct wiphy *wiphy, struct net_device *dev, /* Set the encryption - we only support wep */ if (is_wep) { if (sme->key) { - if (sme->key_idx >= NUM_WEPKEYS) { - err = -EINVAL; - goto exit; - } + if (sme->key_idx >= NUM_WEPKEYS) + return -EINVAL; result = prism2_domibset_uint32(wlandev, DIDmib_dot11smt_dot11PrivacyTable_dot11WEPDefaultKeyID, diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c index 6a107f8a06e2..52ad5c137d9f 100644 --- a/drivers/staging/wlan-ng/hfa384x_usb.c +++ b/drivers/staging/wlan-ng/hfa384x_usb.c @@ -3443,6 +3443,8 @@ static void hfa384x_int_rxmonitor(struct wlandevice *wlandev, WLAN_HDR_A4_LEN + WLAN_DATA_MAXLEN + WLAN_CRC_LEN)) { pr_debug("overlen frm: len=%zd\n", skblen - sizeof(struct p80211_caphdr)); + + return; } skb = dev_alloc_skb(skblen); diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c index f815f9d5045f..08e2bbd9772f 100644 --- a/drivers/staging/wlan-ng/prism2mgmt.c +++ b/drivers/staging/wlan-ng/prism2mgmt.c @@ -938,7 +938,7 @@ int prism2mgmt_flashdl_state(struct wlandevice *wlandev, void *msgp) } } - return 0; + return result; } /*---------------------------------------------------------------- diff --git a/drivers/staging/wlan-ng/prism2usb.c b/drivers/staging/wlan-ng/prism2usb.c index bfb6b0a6528d..f7149bb23180 100644 --- a/drivers/staging/wlan-ng/prism2usb.c +++ b/drivers/staging/wlan-ng/prism2usb.c @@ -179,6 +179,7 @@ static void prism2sta_disconnect_usb(struct usb_interface *interface) cancel_work_sync(&hw->link_bh); cancel_work_sync(&hw->commsqual_bh); + cancel_work_sync(&hw->usb_work); /* Now we complete any outstanding commands * and tell everyone who is waiting for their |