Introduce path_put()

* Add path_put() functions for releasing a reference to the dentry and
  vfsmount of a struct path in the right order

* Switch from path_release(nd) to path_put(&nd->path)

* Rename dput_path() to path_put_conditional()

[akpm@linux-foundation.org: fix cifs]
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: <linux-fsdevel@vger.kernel.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Steven French <sfrench@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/inotify_user.c b/fs/inotify_user.c
index e9c58652533a..7b94a1e3c015 100644
--- a/fs/inotify_user.c
+++ b/fs/inotify_user.c
@@ -367,7 +367,7 @@ static int find_inode(const char __user *dirname, struct nameidata *nd,
         /* you can only watch an inode if you have read permissions on it */
         error = vfs_permission(nd, MAY_READ);
         if (error)
-                path_release(nd);
+                path_put(&nd->path);
         return error;
 }
 
@@ -676,7 +676,7 @@ asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, u32 mask)
                 ret = create_watch(dev, inode, mask);
         mutex_unlock(&dev->up_mutex);
 
-        path_release(&nd);
+        path_put(&nd.path);
 fput_and_out:
         fput_light(filp, fput_needed);
         return ret;