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path: root/drivers/usb/storage/usb.c
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Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r--drivers/usb/storage/usb.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 8060b85fe1a3..33197fa22715 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -228,6 +228,7 @@ void fill_inquiry_response(struct us_data *us, unsigned char *data,
if (data_len<36) // You lose.
return;
+ memset(data+8, ' ', 28);
if(data[0]&0x20) { /* USB device currently not connected. Return
peripheral qualifier 001b ("...however, the
physical device is not currently connected
@@ -237,15 +238,15 @@ void fill_inquiry_response(struct us_data *us, unsigned char *data,
device, it may return zeros or ASCII spaces
(20h) in those fields until the data is
available from the device."). */
- memset(data+8,0,28);
} else {
u16 bcdDevice = le16_to_cpu(us->pusb_dev->descriptor.bcdDevice);
- memcpy(data+8, us->unusual_dev->vendorName,
- strlen(us->unusual_dev->vendorName) > 8 ? 8 :
- strlen(us->unusual_dev->vendorName));
- memcpy(data+16, us->unusual_dev->productName,
- strlen(us->unusual_dev->productName) > 16 ? 16 :
- strlen(us->unusual_dev->productName));
+ int n;
+
+ n = strlen(us->unusual_dev->vendorName);
+ memcpy(data+8, us->unusual_dev->vendorName, min(8, n));
+ n = strlen(us->unusual_dev->productName);
+ memcpy(data+16, us->unusual_dev->productName, min(16, n));
+
data[32] = 0x30 + ((bcdDevice>>12) & 0x0F);
data[33] = 0x30 + ((bcdDevice>>8) & 0x0F);
data[34] = 0x30 + ((bcdDevice>>4) & 0x0F);
@@ -429,7 +430,8 @@ static void adjust_quirks(struct us_data *us)
u16 vid = le16_to_cpu(us->pusb_dev->descriptor.idVendor);
u16 pid = le16_to_cpu(us->pusb_dev->descriptor.idProduct);
unsigned f = 0;
- unsigned int mask = (US_FL_SANE_SENSE | US_FL_FIX_CAPACITY |
+ unsigned int mask = (US_FL_SANE_SENSE | US_FL_BAD_SENSE |
+ US_FL_FIX_CAPACITY |
US_FL_CAPACITY_HEURISTICS | US_FL_IGNORE_DEVICE |
US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 |
US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
@@ -459,6 +461,9 @@ static void adjust_quirks(struct us_data *us)
case 'a':
f |= US_FL_SANE_SENSE;
break;
+ case 'b':
+ f |= US_FL_BAD_SENSE;
+ break;
case 'c':
f |= US_FL_FIX_CAPACITY;
break;