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Diffstat (limited to 'fs')
-rw-r--r--fs/dcache.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 5c09ad7b4a15..e6707a1f72c6 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -192,9 +192,6 @@ static inline int dentry_string_cmp(const unsigned char *cs, const unsigned char
static inline int dentry_cmp(const struct dentry *dentry, const unsigned char *ct, unsigned tcount)
{
- if (dentry->d_name.len != tcount)
- return 1;
-
/*
* Be careful about RCU walk racing with rename:
* use ACCESS_ONCE to fetch the name pointer.
@@ -1464,6 +1461,8 @@ static struct dentry *__d_instantiate_unique(struct dentry *entry,
continue;
if (alias->d_parent != entry->d_parent)
continue;
+ if (alias->d_name.len != len)
+ continue;
if (dentry_cmp(alias, name, len))
continue;
__dget(alias);
@@ -1882,6 +1881,8 @@ seqretry:
}
}
+ if (dentry->d_name.len != len)
+ continue;
if (!dentry_cmp(dentry, str, len))
return dentry;
}
@@ -1984,6 +1985,8 @@ struct dentry *__d_lookup(struct dentry *parent, struct qstr *name)
tlen, tname, name))
goto next;
} else {
+ if (dentry->d_name.len != len)
+ goto next;
if (dentry_cmp(dentry, str, len))
goto next;
}