diff mbox series

ocfs2: free inode when ocfs2_get_init_inode() fails

Message ID e68c0224-b7c6-4784-b4fa-a9fc8c675525@I-love.SAKURA.ne.jp (mailing list archive)
State New
Headers show
Series ocfs2: free inode when ocfs2_get_init_inode() fails | expand

Commit Message

Tetsuo Handa Nov. 23, 2024, 1:28 p.m. UTC
syzbot is reporting busy inodes after unmount, for commit 9c89fe0af826
("ocfs2: Handle error from dquot_initialize()") forgot to call iput()
when new_inode() succeeded and dquot_initialize() failed.

Reported-by: syzbot+0af00f6a2cba2058b5db@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=0af00f6a2cba2058b5db
Tested-by: syzbot+0af00f6a2cba2058b5db@syzkaller.appspotmail.com
Fixes: 9c89fe0af826 ("ocfs2: Handle error from dquot_initialize()")
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
---
 fs/ocfs2/namei.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 59c92353151a..5550f8afa438 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -200,8 +200,10 @@  static struct inode *ocfs2_get_init_inode(struct inode *dir, umode_t mode)
 	mode = mode_strip_sgid(&nop_mnt_idmap, dir, mode);
 	inode_init_owner(&nop_mnt_idmap, inode, dir, mode);
 	status = dquot_initialize(inode);
-	if (status)
+	if (status) {
+		iput(inode);
 		return ERR_PTR(status);
+	}
 
 	return inode;
 }