[PATCH] 2.5.24 matroxfb off by one error
DORMANTno replies
From: Petr Vandrovec <hidden>
Date: 2002-06-29 23:11:15
Hi Linus, please apply patch below. It fixes off by one error in getcolreg/setcolreg in matroxfb's secondary head driver. Thanks, Petr Vandrovec vandrove@vc.cvut.cz diff -urdN linux/drivers/video/matrox/matroxfb_crtc2.c linux/drivers/video/matrox/matroxfb_crtc2.c
--- linux/drivers/video/matrox/matroxfb_crtc2.c Fri Jun 21 00:53:48 2002
+++ linux/drivers/video/matrox/matroxfb_crtc2.c Sat Jun 29 00:09:09 2002@@ -29,7 +29,7 @@ static int matroxfb_dh_getcolreg(unsigned regno, unsigned *red, unsigned *green, unsigned *blue, unsigned *transp, struct fb_info* info) { #define m2info ((struct matroxfb_dh_fb_info*)info) - if (regno > 16) + if (regno >= 16) return 1; *red = m2info->palette[regno].red; *blue = m2info->palette[regno].blue;
@@ -44,7 +44,7 @@ #define m2info ((struct matroxfb_dh_fb_info*)info) struct display* p; - if (regno > 16) + if (regno >= 16) return 1; m2info->palette[regno].red = red; m2info->palette[regno].blue = blue; -------------------------------------------------------
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