Re: [PATCH] 2.5.24 matroxfb off by one error

James Simmons (jsimmons@transvirtual.com)
Mon, 1 Jul 2002 10:05:47 -0700 (PDT)


Applyed to the fbdev BK tree.

. ---
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On Sun, 30 Jun 2002, Petr Vandrovec wrote:

> 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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