From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 29 Sep 2013 20:29:04 +0000 (-0400)
Subject: afs: dget_parent() can't return a negative dentry
X-Git-Tag: v3.12-rc4~38^2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=13f3583892cb7afdb2e9eb0207dc4e03ec6f01fd;p=linux.git

afs: dget_parent() can't return a negative dentry

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 646337dc5201..529300327f45 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -600,9 +600,6 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags)
 
 	/* lock down the parent dentry so we can peer at it */
 	parent = dget_parent(dentry);
-	if (!parent->d_inode)
-		goto out_bad;
-
 	dir = AFS_FS_I(parent->d_inode);
 
 	/* validate the parent directory */