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lib/kstrtox.c: delete end-of-string test

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Standard "while (*s)" test is unnecessary because NUL won't pass
valid-digit test anyway.  Save one branch per parsed character.

Link: http://lkml.kernel.org/r/20170514193756.GA32563@avx2
Signed-off-by: Alexey Dobriyan <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Alexey Dobriyan 2017-07-10 15:51:38 -07:00 • committed by Linus Torvalds
commit 512750ef8b
1 changed files with 1 additions and 1 deletions
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lib/kstrtox.c
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@ -51,7 +51,7 @@ unsigned int _parse_integer(const char *s, unsigned int base, unsigned long long
res = 0;
rv = 0;
while (*s) {
while (1) {
unsigned int val;
if ('0' <= *s && *s <= '9')