[grilo-plugins] bliptv: Fix invalid access pointer

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit 0ee9fba4c8d942887de0f360efc770f639a38ef5
Author: Juan A. Suarez Romero <jasuarez igalia com>
Date:   Fri Sep 6 10:17:58 2013 +0200

    bliptv: Fix invalid access pointer

 src/bliptv/grl-bliptv.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/bliptv/grl-bliptv.c b/src/bliptv/grl-bliptv.c
index 3849fc3..1596b93 100644
--- a/src/bliptv/grl-bliptv.c
+++ b/src/bliptv/grl-bliptv.c
@@ -550,6 +550,7 @@ grl_bliptv_source_cancel (GrlSource *source, guint operation_id)
   if (!op)
     {
       GRL_WARNING ("\tNo such operation id=%u", operation_id);
+      return;
     }
 
   if (op->cancellable) {