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authorVasiliy Kulikov <segooon@gmail.com>2010-09-05 14:33:04 -0400
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-09-07 05:10:43 -0400
commit8c893a5545ca772744376295690723dcb0b47d96 (patch)
tree5e7f31c2b92e335bb6a7856d2229b3abd095d5cb /fs/ubifs/lpt_commit.c
parent0e54c8992a35ab8126e8a7661007ddc1745a2597 (diff)
UBIFS: check return code of pnode_lookup
Function pnode_lookup may return ERR_PTR(...). Check for it. Signed-off-by: Vasiliy Kulikov <segooon@gmail.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/lpt_commit.c')
-rw-r--r--fs/ubifs/lpt_commit.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c
index d12535b7fc78..5c90dec5db0b 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)
705 struct ubifs_pnode *pnode; 705 struct ubifs_pnode *pnode;
706 706
707 pnode = pnode_lookup(c, 0); 707 pnode = pnode_lookup(c, 0);
708 if (IS_ERR(pnode))
709 return PTR_ERR(pnode);
710
708 while (pnode) { 711 while (pnode) {
709 do_make_pnode_dirty(c, pnode); 712 do_make_pnode_dirty(c, pnode);
710 pnode = next_pnode_to_dirty(c, pnode); 713 pnode = next_pnode_to_dirty(c, pnode);