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lib/parser: cleanup match_number()

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Use new variable 'len' to make code more readable.

Signed-off-by: Namhyung Kim <namhyung@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:
Namhyung Kim 2010-10-26 14:23:09 -07:00 committed by Linus Torvalds
parent ea00c30b5b
commit 5d051decfc
1 changed files with 4 additions and 3 deletions
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7
lib/parser.c
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@ -128,12 +128,13 @@ static int match_number(substring_t *s, int *result, int base)
char *endp;
char *buf;
int ret;
size_t len = s->to - s->from;
buf = kmalloc(s->to - s->from + 1, GFP_KERNEL);
buf = kmalloc(len + 1, GFP_KERNEL);
if (!buf)
return -ENOMEM;
memcpy(buf, s->from, s->to - s->from);
buf[s->to - s->from] = '\0';
memcpy(buf, s->from, len);
buf[len] = '\0';
*result = simple_strtol(buf, &endp, base);
ret = 0;
if (endp == buf)