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drivers/video: fsl-diu-fb: fix potential memcpy buffer overflow bug

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It makes no sense to limit the size of a strncpy() to the length of
the source string.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
This commit is contained in:
Timur Tabi 2011-09-15 16:44:54 -05:00 committed by Florian Tobias Schandinat
parent f8c6bf6ae6
commit ec02dd23dc
1 changed files with 1 additions and 1 deletions
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2
drivers/video/fsl-diu-fb.c
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@ -655,7 +655,7 @@ static void set_fix(struct fb_info *info)
struct fb_var_screeninfo *var = &info->var;
struct mfb_info *mfbi = info->par;
strncpy(fix->id, mfbi->id, strlen(mfbi->id));
strncpy(fix->id, mfbi->id, sizeof(fix->id));
fix->line_length = var->xres_virtual * var->bits_per_pixel / 8;
fix->type = FB_TYPE_PACKED_PIXELS;
fix->accel = FB_ACCEL_NONE;