debugfs: use list_next_entry() in debugfs_remove_recursive()

Change debugfs_remove_recursive() to use list_next_entry(child), no
changes in generated code.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Eilon Greenstein <eilong@broadcom.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index c7c83ff..9c0444c 100644 (file)
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -566,8 +566,7 @@ void debugfs_remove_recursive(struct dentry *dentry)
        mutex_lock(&parent->d_inode->i_mutex);
 
        if (child != dentry) {
-               next = list_entry(child->d_u.d_child.next, struct dentry,
-                                       d_u.d_child);
+               next = list_next_entry(child, d_u.d_child);
                goto up;
        }