ext: Remove dead assignments and resulting unused variables.

ext/alsa/gstalsadeviceprobe.c

@@ -52,7 +52,7 @@ static GList *
 gst_alsa_get_device_list (snd_pcm_stream_t stream)
 {
   snd_ctl_t *handle;
-  int card, err, dev;
+  int card, dev;
   snd_ctl_card_info_t *info;
   snd_pcm_info_t *pcminfo;
   gboolean mixer = (stream == -1);
@@ -75,10 +75,10 @@ gst_alsa_get_device_list (snd_pcm_stream_t stream)
     gchar name[32];
 
     g_snprintf (name, sizeof (name), "hw:%d", card);
-    if ((err = snd_ctl_open (&handle, name, 0)) < 0) {
+    if (snd_ctl_open (&handle, name, 0) < 0) {
       goto next_card;
     }
-    if ((err = snd_ctl_card_info (handle, info)) < 0) {
+    if (snd_ctl_card_info (handle, info) < 0) {
       snd_ctl_close (handle);
       goto next_card;
     }
@@ -97,7 +97,7 @@ gst_alsa_get_device_list (snd_pcm_stream_t stream)
         snd_pcm_info_set_device (pcminfo, dev);
         snd_pcm_info_set_subdevice (pcminfo, 0);
         snd_pcm_info_set_stream (pcminfo, stream);
-        if ((err = snd_ctl_pcm_info (handle, pcminfo)) < 0) {
+        if (snd_ctl_pcm_info (handle, pcminfo) < 0) {
           continue;
         }
 

ext/alsa/gstalsasink.c

@@ -181,15 +181,11 @@ static void
 gst_alsasink_class_init (GstAlsaSinkClass * klass)
 {
   GObjectClass *gobject_class;
-  GstElementClass *gstelement_class;
   GstBaseSinkClass *gstbasesink_class;
-  GstBaseAudioSinkClass *gstbaseaudiosink_class;
   GstAudioSinkClass *gstaudiosink_class;
 
   gobject_class = (GObjectClass *) klass;
-  gstelement_class = (GstElementClass *) klass;
   gstbasesink_class = (GstBaseSinkClass *) klass;
-  gstbaseaudiosink_class = (GstBaseAudioSinkClass *) klass;
   gstaudiosink_class = (GstAudioSinkClass *) klass;
 
   parent_class = g_type_class_peek_parent (klass);
@@ -882,8 +878,7 @@ gst_alsasink_write (GstAudioSink * asink, gpointer data, guint length)
     err = snd_pcm_wait (alsa->handle, (4 * alsa->period_time / 1000));
     if (err < 0) {
       GST_DEBUG_OBJECT (asink, "wait error, %d", err);
-    }
+    } else {
-    else {
       err = snd_pcm_writei (alsa->handle, ptr, cptr);
     }
 

ext/alsa/gstalsasrc.c

@@ -201,15 +201,11 @@ static void
 gst_alsasrc_class_init (GstAlsaSrcClass * klass)
 {
   GObjectClass *gobject_class;
-  GstElementClass *gstelement_class;
   GstBaseSrcClass *gstbasesrc_class;
-  GstBaseAudioSrcClass *gstbaseaudiosrc_class;
   GstAudioSrcClass *gstaudiosrc_class;
 
   gobject_class = (GObjectClass *) klass;
-  gstelement_class = (GstElementClass *) klass;
   gstbasesrc_class = (GstBaseSrcClass *) klass;
-  gstbaseaudiosrc_class = (GstBaseAudioSrcClass *) klass;
   gstaudiosrc_class = (GstAudioSrcClass *) klass;
 
   gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_alsasrc_finalize);

ext/gnomevfs/gstgnomevfssrc.c

@@ -194,11 +194,9 @@ static void
 gst_gnome_vfs_src_class_init (GstGnomeVFSSrcClass * klass)
 {
   GObjectClass *gobject_class;
-  GstElementClass *gstelement_class;
   GstBaseSrcClass *gstbasesrc_class;
 
   gobject_class = G_OBJECT_CLASS (klass);
-  gstelement_class = GST_ELEMENT_CLASS (klass);
   gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
 
   parent_class = g_type_class_peek_parent (klass);

ext/ogg/gstoggaviparse.c

@@ -243,7 +243,6 @@ gst_ogg_avi_parse_setcaps (GstPad * pad, GstCaps * caps)
   GST_DEBUG_OBJECT (ogg, "header sizes: %u %u %u", sizes[0], sizes[1],
       sizes[2]);
 
-  data += 12;
   size -= 12;
 
   /* and we need at least enough data for all the headers */

ext/ogg/gstoggdemux.c

@@ -266,10 +266,8 @@ gst_ogg_pad_src_query (GstPad * pad, GstQuery * query)
 {
   gboolean res = TRUE;
   GstOggDemux *ogg;
-  GstOggPad *cur;
 
   ogg = GST_OGG_DEMUX (gst_pad_get_parent (pad));
-  cur = GST_OGG_PAD (pad);
 
   switch (GST_QUERY_TYPE (query)) {
     case GST_QUERY_DURATION:
@@ -368,10 +366,8 @@ gst_ogg_pad_event (GstPad * pad, GstEvent * event)
 {
   gboolean res;
   GstOggDemux *ogg;
-  GstOggPad *cur;
 
   ogg = GST_OGG_DEMUX (gst_pad_get_parent (pad));
-  cur = GST_OGG_PAD (pad);
 
   switch (GST_EVENT_TYPE (event)) {
     case GST_EVENT_SEEK:
@@ -643,11 +639,9 @@ static GstFlowReturn
 gst_ogg_pad_internal_chain (GstPad * pad, GstBuffer * buffer)
 {
   GstOggPad *oggpad;
-  GstOggDemux *ogg;
   GstClockTime timestamp;
 
   oggpad = gst_pad_get_element_private (pad);
-  ogg = GST_OGG_DEMUX (oggpad->ogg);
 
   timestamp = GST_BUFFER_TIMESTAMP (buffer);
   GST_DEBUG_OBJECT (oggpad, "received buffer from internal pad, TS=%"

ext/ogg/gstoggmux.c

@@ -839,15 +839,12 @@ static GList *
 gst_ogg_mux_get_headers (GstOggPad * pad)
 {
   GList *res = NULL;
-  GstOggMux *ogg_mux;
   GstStructure *structure;
   GstCaps *caps;
   GstPad *thepad;
 
   thepad = pad->collect.pad;
 
-  ogg_mux = GST_OGG_MUX (GST_PAD_PARENT (thepad));
-
   GST_LOG_OBJECT (thepad, "getting headers");
 
   caps = gst_pad_get_negotiated_caps (thepad);

ext/pango/gsttextrender.c

@@ -191,11 +191,9 @@ static void
 gst_text_render_class_init (GstTextRenderClass * klass)
 {
   GObjectClass *gobject_class;
-  GstElementClass *gstelement_class;
   PangoFontMap *fontmap;
 
   gobject_class = (GObjectClass *) klass;
-  gstelement_class = (GstElementClass *) klass;
 
   parent_class = g_type_class_peek_parent (klass);
 

ext/vorbis/vorbisenc.c

@@ -600,9 +600,6 @@ static gboolean
 gst_vorbis_enc_sink_query (GstPad * pad, GstQuery * query)
 {
   gboolean res = TRUE;
-  GstVorbisEnc *vorbisenc;
-
-  vorbisenc = GST_VORBISENC (GST_PAD_PARENT (pad));
 
   switch (GST_QUERY_TYPE (query)) {
     case GST_QUERY_CONVERT: