add missed codes from previous patch

Change-Id: I65b7f85be4d09fb2f8282441070a4b0daeccc9e6

diff --git a/src/mm_player_priv.c b/src/mm_player_priv.c
index 2051156..459fcac 100755 (executable)
--- a/src/mm_player_priv.c
+++ b/src/mm_player_priv.c
@@ -2959,8 +2959,11 @@ __mmplayer_gst_create_audio_pipeline(mm_player_t* player)
                                {
                                        MMPLAYER_LOG_GST_CAPS_TYPE(caps);
                                        GstStructure *str = gst_caps_get_structure(caps, 0);
-                                       gst_structure_get_int (str, "channels", &channels);
+                                       if (str)
+                                               gst_structure_get_int (str, "channels", &channels);
+                                       gst_caps_unref(caps);
                                }
+                               gst_object_unref(srcpad);
                        }
                }