From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kulikov Vasiliy Date: Sun, 05 Sep 2010 18:33:04 +0000 Subject: [PATCH 12/14] ubifs: check return code of pnode_lookup Message-Id: <1283711584-7587-1-git-send-email-segooon@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kernel-janitors@vger.kernel.org Cc: Artem Bityutskiy , Vasiliy Kulikov , linux-kernel@vger.kernel.org, Julia Lawall , Tejun Heo , linux-mtd@lists.infradead.org, Adrian Hunter From: Vasiliy Kulikov Function pnode_lookup may return ERR_PTR(...). Check for it. Signed-off-by: Vasiliy Kulikov --- Compile tested. fs/ubifs/lpt_commit.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c index d12535b..5c90dec 100644 --- a/fs/ubifs/lpt_commit.c +++ b/fs/ubifs/lpt_commit.c @@ -705,6 +705,9 @@ static int make_tree_dirty(struct ubifs_info *c) struct ubifs_pnode *pnode; pnode = pnode_lookup(c, 0); + if (IS_ERR(pnode)) + return PTR_ERR(pnode); + while (pnode) { do_make_pnode_dirty(c, pnode); pnode = next_pnode_to_dirty(c, pnode); -- 1.7.0.4