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sysctl: use min() helper for namecmp()

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Make it slightly readable by using min().

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Acked-by: Kees Cook <keescook@chromium.org>
This commit is contained in:
Masahiro Yamada 2021-01-04 17:32:21 +09:00
parent c3d7ef377e
commit d8fc9b667d
1 changed files with 1 additions and 6 deletions
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7
fs/proc/proc_sysctl.c
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@ -94,14 +94,9 @@ static void sysctl_print_dir(struct ctl_dir *dir)
static int namecmp(const char *name1, int len1, const char *name2, int len2)
{
int minlen;
int cmp;
minlen = len1;
if (minlen > len2)
minlen = len2;
cmp = memcmp(name1, name2, minlen);
cmp = memcmp(name1, name2, min(len1, len2));
if (cmp == 0)
cmp = len1 - len2;
return cmp;