ceph: fix ceph_monc_init memory leak

failure clean up does not consider ceph_auth_init.

Signed-off-by: Noah Watkins <noahwatkins@gmail.com>
Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index af2ef30824994b83860083044ac9cc01ad6d9360..0b62deae42bd88930f408e0473f13c11b0c252bd 100644 (file)
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -759,8 +759,10 @@ int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl)
        /* authentication */
        monc->auth = ceph_auth_init(cl->options->name,
                                    cl->options->key);
-       if (IS_ERR(monc->auth))
-               return PTR_ERR(monc->auth);
+       if (IS_ERR(monc->auth)) {
+               err = PTR_ERR(monc->auth);
+               goto out_con;
+       }
        monc->auth->want_keys =
                CEPH_ENTITY_TYPE_AUTH | CEPH_ENTITY_TYPE_MON |
                CEPH_ENTITY_TYPE_OSD | CEPH_ENTITY_TYPE_MDS;
@@ -771,7 +773,7 @@ int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl)
                                     sizeof(struct ceph_mon_subscribe_ack),
                                     GFP_NOFS, true);
        if (!monc->m_subscribe_ack)
-               goto out_con;
+               goto out_auth;
 
        monc->m_subscribe = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE, 96, GFP_NOFS,
                                         true);
@@ -809,6 +811,8 @@ out_subscribe:
        ceph_msg_put(monc->m_subscribe);
 out_subscribe_ack:
        ceph_msg_put(monc->m_subscribe_ack);
+out_auth:
+       ceph_auth_destroy(monc->auth);
 out_con:
        monc->con->ops->put(monc->con);
 out_monmap: