diff options
Diffstat (limited to 'drivers/video/matrox/matroxfb_base.c')
| -rw-r--r-- | drivers/video/matrox/matroxfb_base.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c index c8559a756b75..86ca7b179000 100644 --- a/drivers/video/matrox/matroxfb_base.c +++ b/drivers/video/matrox/matroxfb_base.c @@ -679,6 +679,8 @@ static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green, mga_outb(M_DAC_VAL, blue); break; case 16: + if (regno >= 16) + break; { u_int16_t col = (red << ACCESS_FBINFO(fbcon).var.red.offset) | @@ -690,6 +692,8 @@ static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green, break; case 24: case 32: + if (regno >= 16) + break; ACCESS_FBINFO(cmap[regno]) = (red << ACCESS_FBINFO(fbcon).var.red.offset) | (green << ACCESS_FBINFO(fbcon).var.green.offset) | @@ -1994,7 +1998,6 @@ static void matroxfb_unregister_device(struct matrox_fb_info* minfo) { static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) { struct board* b; - u_int8_t rev; u_int16_t svid; u_int16_t sid; struct matrox_fb_info* minfo; @@ -2005,11 +2008,10 @@ static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dumm #endif DBG(__FUNCTION__) - pci_read_config_byte(pdev, PCI_REVISION_ID, &rev); svid = pdev->subsystem_vendor; sid = pdev->subsystem_device; for (b = dev_list; b->vendor; b++) { - if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < rev)) continue; + if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < pdev->revision)) continue; if (b->svid) if ((b->svid != svid) || (b->sid != sid)) continue; break; |