From: Chengguang Xu <cgxu519@mykernel.net>
To: ocfs2-devel@oss.oracle.com, linux-kernel@vger.kernel.org
Cc: akpm@linux-foundation.org, mark@fasheh.com, jlbec@evilplan.org,
joseph.qi@linux.alibaba.com, Chengguang Xu <cgxu519@mykernel.net>
Subject: (RESEND) [PATCH] ocfs2: Fix error handling in ocfs2_setattr()
Date: Thu, 10 Oct 2019 16:23:49 +0800
Message-ID: <20191010082349.1134-1-cgxu519@mykernel.net> (raw)
Should set transfer_to[USRQUOTA/GRPQUOTA] to NULL
on error case before jump to do dqput().
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
---
fs/ocfs2/file.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 2e982db3e1ae..53939bf9d7d2 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1230,6 +1230,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
transfer_to[USRQUOTA] = dqget(sb, make_kqid_uid(attr->ia_uid));
if (IS_ERR(transfer_to[USRQUOTA])) {
status = PTR_ERR(transfer_to[USRQUOTA]);
+ transfer_to[USRQUOTA] = NULL;
goto bail_unlock;
}
}
@@ -1239,6 +1240,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
transfer_to[GRPQUOTA] = dqget(sb, make_kqid_gid(attr->ia_gid));
if (IS_ERR(transfer_to[GRPQUOTA])) {
status = PTR_ERR(transfer_to[GRPQUOTA]);
+ transfer_to[GRPQUOTA] = NULL;
goto bail_unlock;
}
}
--
2.20.1
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Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-10 8:23 Chengguang Xu [this message]
2019-10-10 8:49 ` Joseph Qi
2019-10-10 10:05 ` [Ocfs2-devel] " Changwei Ge
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