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drbd: ->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 14:52:22 -04:00
parent 2853908a59
commit 07a8e62fde
2 changed files with 0 additions and 8 deletions
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4
drivers/block/drbd/drbd_debugfs.c
View File

@ -430,9 +430,6 @@ static int drbd_single_open(struct file *file, int (*show)(struct seq_file *, vo
/* Are we still linked,
* or has debugfs_remove() already been called? */
parent = file->f_path.dentry->d_parent;
/* not sure if this can happen: */
if (!parent || d_really_is_negative(parent))
goto out;
/* serialize with d_delete() */
inode_lock(d_inode(parent));
/* Make sure the object is still alive */
@ -445,7 +442,6 @@ static int drbd_single_open(struct file *file, int (*show)(struct seq_file *, vo
if (ret)
kref_put(kref, release);
}
out:
return ret;
}

4
security/inode.c
View File

@ -191,10 +191,6 @@ void securityfs_remove(struct dentry *dentry)
if (!dentry || IS_ERR(dentry))
return;
parent = dentry->d_parent;
if (!parent || d_really_is_negative(parent))
return;
inode_lock(d_inode(parent));
if (simple_positive(dentry)) {
if (d_is_dir(dentry))