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ocfs2: fix error handling in ocfs2_setattr()

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Should set transfer_to[USRQUOTA/GRPQUOTA] to NULL on error case before
jumping to do dqput().

Link: http://lkml.kernel.org/r/20191010082349.1134-1-cgxu519@mykernel.net
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Chengguang Xu 2019-10-18 20:19:47 -07:00 committed by Linus Torvalds
parent b749ecfaf6
commit ce750f43f5
1 changed files with 2 additions and 0 deletions
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2
fs/ocfs2/file.c
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@ -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;
}
}