NFSv4: Fix the handling of the error NFS4ERR_OLD_STATEID

 Ensure that we retry the failed operation...

 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 9e492c2..54ff465 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2595,12 +2595,10 @@
 		case -NFS4ERR_GRACE:
 		case -NFS4ERR_DELAY:
 			ret = nfs4_delay(server->client, &exception->timeout);
-			if (ret == 0)
-				exception->retry = 1;
-			break;
+			if (ret != 0)
+				break;
 		case -NFS4ERR_OLD_STATEID:
-			if (ret == 0)
-				exception->retry = 1;
+			exception->retry = 1;
 	}
 	/* We failed to handle the error */
 	return nfs4_map_errors(ret);