ceph: avoid null deref in osd request error path

[net-next-2.6.git] / fs / ceph / osd_client.c

diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c
index dfced1dacbcdcb47178f2c9676275869c2105296..3b5571b8ce22e2ef8abdcf3d2dd4da1598bf6233 100644 (file)
--- a/fs/ceph/osd_client.c
+++ b/fs/ceph/osd_client.c
@@ -549,7 +549,7 @@ static void __unregister_request(struct ceph_osd_client *osdc,
  */
 static void __cancel_request(struct ceph_osd_request *req)
 {
-       if (req->r_sent) {
+       if (req->r_sent && req->r_osd) {
                ceph_con_revoke(&req->r_osd->o_con, req->r_request);
                req->r_sent = 0;
        }