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sm501: unsigned ptr cannot be negative

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unsigned ptr cannot be negative

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
roel kluin 2009-01-06 14:42:36 -08:00 committed by Linus Torvalds
parent fd002050be
commit c00b1b7d19
1 changed files with 3 additions and 3 deletions
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6
drivers/video/sm501fb.c
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@ -159,6 +159,9 @@ static int sm501_alloc_mem(struct sm501fb_info *inf, struct sm501_mem *mem,
break;
case SM501_MEMF_PANEL:
if (size > inf->fbmem_len)
return -ENOMEM;
ptr = inf->fbmem_len - size;
fbi = inf->fb[HEAD_CRT];
@ -172,9 +175,6 @@ static int sm501_alloc_mem(struct sm501fb_info *inf, struct sm501_mem *mem,
if (fbi && ptr < fbi->fix.smem_len)
return -ENOMEM;
if (ptr < 0)
return -ENOMEM;
break;
case SM501_MEMF_CRT: