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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-02 14:47:15 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-02 14:47:15 -0800
commit5707c87f20bca9e76969bb4096149de6ef74cbb9 (patch)
tree37151409a6dd304b4382bb979be1ad43802a583c /include
parent0145acc202ca613b23b5383e55df3c32a92ad1bf (diff)
downloadlinux-linaro-stable-5707c87f20bca9e76969bb4096149de6ef74cbb9.tar.gz
vfs: clarify and clean up dentry_cmp()
It did some odd things for unclear reasons. As this is one of the functions that gets changed when doing word-at-a-time compares, this is yet another of the "don't change any semantics, but clean things up so that subsequent patches don't get obscured by the cleanups". Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/dcache.h9
1 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index f1c7eb8461be..4270bedd2308 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -54,18 +54,17 @@ extern struct dentry_stat_t dentry_stat;
static inline int dentry_cmp(const unsigned char *cs, size_t scount,
const unsigned char *ct, size_t tcount)
{
- int ret;
if (scount != tcount)
return 1;
+
do {
- ret = (*cs != *ct);
- if (ret)
- break;
+ if (*cs != *ct)
+ return 1;
cs++;
ct++;
tcount--;
} while (tcount);
- return ret;
+ return 0;
}
/* Name hashing routines. Initial hash value */