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string: on strstrip(), first remove leading spaces before running over str

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... so that strlen() iterates over a smaller string comprising of the
remaining characters only.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
André Goddard Rosa 2009-12-14 18:01:04 -08:00 committed by Linus Torvalds
parent f653398c86
commit 84c95c9acf
1 changed files with 2 additions and 2 deletions
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4
lib/string.c
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@ -364,8 +364,8 @@ char *strstrip(char *s)
size_t size; size_t size;
char *end; char *end;
s = skip_spaces(s);
size = strlen(s); size = strlen(s);
if (!size) if (!size)
return s; return s;
@ -374,7 +374,7 @@ char *strstrip(char *s)
end--; end--;
*(end + 1) = '\0'; *(end + 1) = '\0';
return skip_spaces(s); return s;
} }
EXPORT_SYMBOL(strstrip); EXPORT_SYMBOL(strstrip);