fsm: cosmetic: fix weird spacing in osmo_fsm_inst_alloc()

Change-Id: I199085e717c6ebdc9061a0c9fa9a96bfbc11a74a
diff --git a/src/fsm.c b/src/fsm.c
index f1dbb41..8f7ff1a 100644
--- a/src/fsm.c
+++ b/src/fsm.c
@@ -450,8 +450,8 @@
 	osmo_timer_setup(&fi->timer, fsm_tmr_cb, fi);
 
 	if (osmo_fsm_inst_update_id(fi, id) < 0) {
-			fsm_free_or_steal(fi);
-			return NULL;
+		fsm_free_or_steal(fi);
+		return NULL;
 	}
 
 	INIT_LLIST_HEAD(&fi->proc.children);