gst/: gcc 4.1 unreferenced pointer fixes.

Original commit message from CVS:
* gst/apetag/gsttagdemux.c: (gst_tag_demux_reset):
* gst/id3demux/gstid3demux.c: (gst_id3demux_reset):
* gst/wavparse/gstwavparse.c: (gst_wavparse_create_sourcepad),
(gst_wavparse_stream_headers), (gst_wavparse_send_event),
(gst_wavparse_change_state):
gcc 4.1 unreferenced pointer fixes.

4 files changed, 30 insertions, 8 deletions

diff --git a/ChangeLog b/ChangeLog
index 43d2b7ed..467c52f0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2006-03-21  Edward Hervey  <edward@fluendo.com>
+
+	* gst/apetag/gsttagdemux.c: (gst_tag_demux_reset):
+	* gst/id3demux/gstid3demux.c: (gst_id3demux_reset):
+	* gst/wavparse/gstwavparse.c: (gst_wavparse_create_sourcepad),
+	(gst_wavparse_stream_headers), (gst_wavparse_send_event),
+	(gst_wavparse_change_state):
+	gcc 4.1 unreferenced pointer fixes.
+
 2006-03-21  Tim-Philipp Müller  <tim at centricular dot net>
 
 	Patch by: Tommi Myöhänen  <ext-tommi dot myohanen at nokia dot com>
diff --git a/gst/apetag/gsttagdemux.c b/gst/apetag/gsttagdemux.c
index b5d9cc32..2c42b599 100644
--- a/gst/apetag/gsttagdemux.c
+++ b/gst/apetag/gsttagdemux.c
@@ -214,14 +214,17 @@ gst_tag_demux_class_init (gpointer klass, gpointer d)
 static void
 gst_tag_demux_reset (GstTagDemux * tagdemux)
 {
+  GstBuffer **buffer_p = &tagdemux->priv->collect;
+  GstCaps **caps_p = &tagdemux->priv->src_caps;
+
   tagdemux->priv->strip_start = 0;
   tagdemux->priv->strip_end = 0;
   tagdemux->priv->upstream_size = -1;
   tagdemux->priv->state = GST_TAG_DEMUX_READ_START_TAG;
   tagdemux->priv->send_tag_event = FALSE;
 
-  gst_buffer_replace (&(tagdemux->priv->collect), NULL);
-  gst_caps_replace (&(tagdemux->priv->src_caps), NULL);
+  gst_buffer_replace (buffer_p, NULL);
+  gst_caps_replace (caps_p, NULL);
 
   gst_tag_demux_remove_srcpad (tagdemux);
 
diff --git a/gst/id3demux/gstid3demux.c b/gst/id3demux/gstid3demux.c
index 6b7f073e..3d7ee5ba 100644
--- a/gst/id3demux/gstid3demux.c
+++ b/gst/id3demux/gstid3demux.c
@@ -182,14 +182,17 @@ gst_id3demux_class_init (GstID3DemuxClass * klass)
 static void
 gst_id3demux_reset (GstID3Demux * id3demux)
 {
+  GstBuffer **buffer_p = &id3demux->collect;
+  GstCaps **caps_p = &id3demux->src_caps;
+
   id3demux->strip_start = 0;
   id3demux->strip_end = 0;
   id3demux->upstream_size = -1;
   id3demux->state = GST_ID3DEMUX_READID3V2;
   id3demux->send_tag_event = FALSE;
 
-  gst_buffer_replace (&(id3demux->collect), NULL);
-  gst_caps_replace (&(id3demux->src_caps), NULL);
+  gst_buffer_replace (buffer_p, NULL);
+  gst_caps_replace (caps_p, NULL);
 
   gst_id3demux_remove_srcpad (id3demux);
 
diff --git a/gst/wavparse/gstwavparse.c b/gst/wavparse/gstwavparse.c
index 71a0756e..7e57ed3b 100644
--- a/gst/wavparse/gstwavparse.c
+++ b/gst/wavparse/gstwavparse.c
@@ -871,6 +871,7 @@ gst_wavparse_stream_headers (GstWavParse * wav)
   GstCaps *caps;
   gint64 duration;
   gchar *codec_name = NULL;
+  GstEvent **event_p;
 
   /* The header start with a 'fmt ' tag */
   if ((res = gst_riff_read_chunk (GST_ELEMENT (wav), wav->sinkpad,
@@ -987,7 +988,8 @@ gst_wavparse_stream_headers (GstWavParse * wav)
    * the right newsegment event downstream. */
   gst_wavparse_perform_seek (wav, wav->seek_event);
   /* remove pending event */
-  gst_event_replace (&wav->seek_event, NULL);
+  event_p = &wav->seek_event;
+  gst_event_replace (event_p, NULL);
 
   return GST_FLOW_OK;
 
@@ -1066,6 +1068,7 @@ gst_wavparse_send_event (GstElement * element, GstEvent * event)
 {
   GstWavParse *wav = GST_WAVPARSE (element);
   gboolean res = FALSE;
+  GstEvent **event_p;
 
   switch (GST_EVENT_TYPE (event)) {
     case GST_EVENT_SEEK:
@@ -1075,7 +1078,8 @@ gst_wavparse_send_event (GstElement * element, GstEvent * event)
       } else {
         GST_DEBUG_OBJECT (wav, "queuing seek for later");
 
-        gst_event_replace (&wav->seek_event, event);
+        event_p = &wav->seek_event;
+        gst_event_replace (event_p, event);
 
         /* we always return true */
         res = TRUE;
@@ -1517,10 +1521,13 @@ gst_wavparse_change_state (GstElement * element, GstStateChange transition)
   switch (transition) {
     case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       break;
-    case GST_STATE_CHANGE_PAUSED_TO_READY:
+    case GST_STATE_CHANGE_PAUSED_TO_READY:{
+      GstEvent **event_p = &wav->seek_event;
+
       gst_wavparse_destroy_sourcepad (wav);
-      gst_event_replace (&wav->seek_event, NULL);
+      gst_event_replace (event_p, NULL);
       gst_wavparse_reset (wav);
+    }
       break;
     case GST_STATE_CHANGE_READY_TO_NULL:
       break;