From: majianpeng <majianpeng@gmail.com>
Date: Tue, 25 Jun 2013 06:48:19 +0000 (+0800)
Subject: ceph: Free mdsc if alloc mdsc->mdsmap failed.
X-Git-Tag: android-x86-4.4-r2~2514^2~56
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=fb3101b6f0db9ae3f35dc8e6ec908d0af8cdf12e;p=android-x86%2Fkernel.git

ceph: Free mdsc if alloc mdsc->mdsmap failed.

Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Reviewed-by: Sage Weil <sage@inktank.com>
---

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 6272c7884e66..3eb1b4470c85 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -3042,8 +3042,10 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
 	fsc->mdsc = mdsc;
 	mutex_init(&mdsc->mutex);
 	mdsc->mdsmap = kzalloc(sizeof(*mdsc->mdsmap), GFP_NOFS);
-	if (mdsc->mdsmap == NULL)
+	if (mdsc->mdsmap == NULL) {
+		kfree(mdsc);
 		return -ENOMEM;
+	}
 
 	init_completion(&mdsc->safe_umount_waiters);
 	init_waitqueue_head(&mdsc->session_close_wq);