[patch] ceph: handle kmalloc() failure

[Dan Carpenter]

Return ERR_PTR(-ENOMEM) if kmalloc() fails.  We handle allocation 
failures the same way later in the function.

Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index a260010..655b005 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -328,6 +328,8 @@ static struct ceph_mds_session *register_session(struct ceph_mds_client *mdsc,
 	struct ceph_mds_session *s;
 
 	s = kzalloc(sizeof(*s), GFP_NOFS);
+	if (!s)
+		return ERR_PTR(-ENOMEM);
 	s->s_mdsc = mdsc;
 	s->s_mds = mds;
 	s->s_state = CEPH_MDS_SESSION_NEW;
--
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