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debugfs: ->d_parent is never NULL or negative 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
steinar/wifi_calib_4_9_kernel
Al Viro 2016-05-29 15:20:30 -04:00
parent bf13091420
commit acc29fb8f7
1 changed files with 0 additions and 7 deletions
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7
fs/debugfs/inode.c
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@ -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));