debugfs: ->d_parent is never NULL or negative

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2016-05-29 15:20:30 -04:00
parent bf13091420
commit acc29fb8f7

View File

@ -621,9 +621,6 @@ void debugfs_remove(struct dentry *dentry)
return;
parent = dentry->d_parent;
if (!parent || d_really_is_negative(parent))
return;
inode_lock(d_inode(parent));
ret = __debugfs_remove(dentry, parent);
inode_unlock(d_inode(parent));
@ -654,10 +651,6 @@ void debugfs_remove_recursive(struct dentry *dentry)
if (IS_ERR_OR_NULL(dentry))
return;
parent = dentry->d_parent;
if (!parent || d_really_is_negative(parent))
return;
parent = dentry;
down:
inode_lock(d_inode(parent));