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-rw-r--r--fs/namei.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 519900d83bcb..18ea0606145e 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -498,12 +498,15 @@ struct path {
struct dentry *dentry;
};
-static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd)
+static inline int __do_follow_link(struct path *path, struct nameidata *nd)
{
int error;
+ struct dentry *dentry = path->dentry;
touch_atime(nd->mnt, dentry);
nd_set_link(nd, NULL);
+
+ mntget(path->mnt);
error = dentry->d_inode->i_op->follow_link(dentry, nd);
if (!error) {
char *s = nd_get_link(nd);
@@ -512,6 +515,8 @@ static inline int __do_follow_link(struct dentry *dentry, struct nameidata *nd)
if (dentry->d_inode->i_op->put_link)
dentry->d_inode->i_op->put_link(dentry, nd);
}
+ dput(dentry);
+ mntput(path->mnt);
return error;
}
@@ -538,10 +543,7 @@ static inline int do_follow_link(struct path *path, struct nameidata *nd)
current->link_count++;
current->total_link_count++;
nd->depth++;
- mntget(path->mnt);
- err = __do_follow_link(path->dentry, nd);
- dput(path->dentry);
- mntput(path->mnt);
+ err = __do_follow_link(path, nd);
current->link_count--;
nd->depth--;
return err;
@@ -1523,10 +1525,7 @@ do_link:
error = security_inode_follow_link(path.dentry, nd);
if (error)
goto exit_dput;
- mntget(path.mnt);
- error = __do_follow_link(path.dentry, nd);
- dput(path.dentry);
- mntput(path.mnt);
+ error = __do_follow_link(&path, nd);
path.mnt = nd->mnt;
if (error)
return error;