diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 3ee4a1da02cd0a8b5812635c45f511d51bae7727..6a59fb8fc999a3660ce9add800dcec8c6b7e345d 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1793,6 +1793,8 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
 		nr_maps--;
 	}
 
+	if (!osdc->osdmap)
+		goto bad;
 done:
 	downgrade_write(&osdc->map_sem);
 	ceph_monc_got_osdmap(&osdc->client->monc, osdc->osdmap->epoch);