nd->inode is not set on the second attempt in path_walk()
authorAl Viro <viro@zeniv.linux.org.uk>
Wed, 9 Mar 2011 02:16:28 +0000 (21:16 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 9 Mar 2011 02:16:28 +0000 (21:16 -0500)
We leave it at whatever it had been pointing to after the
first link_path_walk() had failed with -ESTALE.  Things
do not work well after that...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/namei.c

index a5e844fe4b2826ac0b9aa41d5dbdadfb616d88e3..a4689eb2df285eb513d049fa0c5122f1edd4b198 100644 (file)
@@ -1546,6 +1546,7 @@ static int path_walk(const char *name, struct nameidata *nd)
                /* nd->path had been dropped */
                current->total_link_count = 0;
                nd->path = save;
+               nd->inode = save.dentry->d_inode;
                path_get(&nd->path);
                nd->flags |= LOOKUP_REVAL;
                result = link_path_walk(name, nd);