fix follow_link() breakage
commit 574197e0de46a8a4db5c54ef7b65e43ffa8873a7 had a missing
piece, breaking the loop detection ;-/
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/namei.c b/fs/namei.c
index 0a601ca..b912b7a 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -753,9 +753,11 @@
BUG_ON(nd->flags & LOOKUP_RCU);
+ if (link->mnt == nd->path.mnt)
+ mntget(link->mnt);
+
if (unlikely(current->total_link_count >= 40)) {
*p = ERR_PTR(-ELOOP); /* no ->put_link(), please */
- path_put_conditional(link, nd);
path_put(&nd->path);
return -ELOOP;
}
@@ -765,9 +767,6 @@
touch_atime(link->mnt, dentry);
nd_set_link(nd, NULL);
- if (link->mnt == nd->path.mnt)
- mntget(link->mnt);
-
error = security_inode_follow_link(link->dentry, nd);
if (error) {
*p = ERR_PTR(error); /* no ->put_link(), please */