Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma

[linux-2.6-block.git] / fs / namei.c

diff --git a/fs/namei.c b/fs/namei.c
index ae4e4c18b2ac0b2c366f893f7ffa4d898446c0f7..1c2105ed20c5ef4fb390878fb5442943ceec29ae 100644 (file)
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -879,7 +879,7 @@ static inline int may_follow_link(struct nameidata *nd)
                return 0;
 
        /* Allowed if parent directory not sticky and world-writable. */
-       parent = nd->path.dentry->d_inode;
+       parent = nd->inode;
        if ((parent->i_mode & (S_ISVTX|S_IWOTH)) != (S_ISVTX|S_IWOTH))
                return 0;
 
@@ -1954,8 +1954,13 @@ OK:
                                continue;
                        }
                }
-               if (unlikely(!d_can_lookup(nd->path.dentry)))
+               if (unlikely(!d_can_lookup(nd->path.dentry))) {
+                       if (nd->flags & LOOKUP_RCU) {
+                               if (unlazy_walk(nd, NULL, 0))
+                                       return -ECHILD;
+                       }
                        return -ENOTDIR;
+               }
        }
 }