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From: Andrey Vagin <avagin@openvz.org>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: Tejun Heo <tj@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, Andrey Vagin <avagin@openvz.org>
Subject: [PATCH] fs: Correctly check d_alloc_name() return code in devpts_pty_new
Date: Thu,  3 Feb 2011 19:07:37 +0300	[thread overview]
Message-ID: <1296749257-12993-1-git-send-email-avagin@openvz.org> (raw)

d_alloc_name return NULL in case error, but we expect errno in
devpts_pty_new.

http://bugzilla.openvz.org/show_bug.cgi?id=1758

Signed-off-by: Andrey Vagin <avagin@openvz.org>
---
 fs/devpts/inode.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 1bb547c..8392c8c 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -501,7 +501,7 @@ int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty)
 	mutex_lock(&root->d_inode->i_mutex);
 
 	dentry = d_alloc_name(root, s);
-	if (!IS_ERR(dentry)) {
+	if (dentry) {
 		d_add(dentry, inode);
 		fsnotify_create(root->d_inode, dentry);
 	}
-- 
1.7.2.1


             reply	other threads:[~2011-02-03 16:11 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-03 16:07 Andrey Vagin [this message]
2011-02-03 19:46 ` avagin
  -- strict thread matches above, loose matches on Subject: below --
2011-02-03 11:29 Andrey Vagin
2011-02-03 15:56 ` Greg KH

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