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-rw-r--r--fs/namei.c32
1 files changed, 10 insertions, 22 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 699e093f52b5..b57400ca6a0f 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1118,7 +1118,11 @@ static int follow_managed(struct path *path, struct nameidata *nd)
mntput(path->mnt);
if (ret == -EISDIR)
ret = 0;
- return ret < 0 ? ret : need_mntput;
+ if (need_mntput)
+ nd->flags |= LOOKUP_JUMPED;
+ if (unlikely(ret < 0))
+ path_put_conditional(path, nd);
+ return ret;
}
int follow_down_one(struct path *path)
@@ -1494,14 +1498,9 @@ unlazy:
path->mnt = mnt;
path->dentry = dentry;
err = follow_managed(path, nd);
- if (unlikely(err < 0)) {
- path_put_conditional(path, nd);
- return err;
- }
- if (err)
- nd->flags |= LOOKUP_JUMPED;
- *inode = path->dentry->d_inode;
- return 0;
+ if (likely(!err))
+ *inode = path->dentry->d_inode;
+ return err;
need_lookup:
return 1;
@@ -1511,7 +1510,6 @@ need_lookup:
static int lookup_slow(struct nameidata *nd, struct path *path)
{
struct dentry *dentry, *parent;
- int err;
parent = nd->path.dentry;
BUG_ON(nd->inode != parent->d_inode);
@@ -1523,14 +1521,7 @@ static int lookup_slow(struct nameidata *nd, struct path *path)
return PTR_ERR(dentry);
path->mnt = nd->path.mnt;
path->dentry = dentry;
- err = follow_managed(path, nd);
- if (unlikely(err < 0)) {
- path_put_conditional(path, nd);
- return err;
- }
- if (err)
- nd->flags |= LOOKUP_JUMPED;
- return 0;
+ return follow_managed(path, nd);
}
static inline int may_lookup(struct nameidata *nd)
@@ -3098,10 +3089,7 @@ retry_lookup:
error = follow_managed(&path, nd);
if (error < 0)
- goto exit_dput;
-
- if (error)
- nd->flags |= LOOKUP_JUMPED;
+ goto out;
BUG_ON(nd->flags & LOOKUP_RCU);
inode = path.dentry->d_inode;