From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 19 Jul 2011 03:39:07 +0000 (-0400)
Subject: Remove dead code in dget_parent()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=86c98e8cdb21ff4628f4d48559ab6e006380fa4b;p=linux-beck.git

Remove dead code in dget_parent()

->d_parent is never NULL...

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

diff --git a/fs/dcache.c b/fs/dcache.c
index d1d6b3349ec7..3c34ac0e9a1b 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -549,10 +549,6 @@ repeat:
 	 */
 	rcu_read_lock();
 	ret = dentry->d_parent;
-	if (!ret) {
-		rcu_read_unlock();
-		goto out;
-	}
 	spin_lock(&ret->d_lock);
 	if (unlikely(ret != dentry->d_parent)) {
 		spin_unlock(&ret->d_lock);
@@ -563,7 +559,6 @@ repeat:
 	BUG_ON(!ret->d_count);
 	ret->d_count++;
 	spin_unlock(&ret->d_lock);
-out:
 	return ret;
 }
 EXPORT_SYMBOL(dget_parent);