Fixing stuff as wingo pointed out.

Original commit message from CVS:
Fixing stuff as wingo pointed out.

4 files changed, 14 insertions, 22 deletions

diff --git a/ext/gsm/gstgsm.c b/ext/gsm/gstgsm.c
index 60140716..c64d867c 100644
--- a/ext/gsm/gstgsm.c
+++ b/ext/gsm/gstgsm.c
@@ -41,4 +41,5 @@ GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
     GST_VERSION_MINOR,
     "gsm",
     "GSM encoder/decoder",
-    plugin_init, VERSION, "LGPL", "Farsight", "http://farsight.sf.net")
+    plugin_init,
+    VERSION, "LGPL", "Gstreamer", "http://gstreamer.freedesktop.org")
diff --git a/ext/gsm/gstgsmdec.c b/ext/gsm/gstgsmdec.c
index c2ff695d..6475a779 100644
--- a/ext/gsm/gstgsmdec.c
+++ b/ext/gsm/gstgsmdec.c
@@ -1,6 +1,6 @@
 /*
  * Farsight
- * GStreamer GSM decoder
+ * GStreamer GSM encoder
  * Copyright (C) 2005 Philippe Khalaf <burger@speedy.org>
  *
  * This library is free software; you can redistribute it and/or
@@ -157,13 +157,9 @@ gst_gsmdec_chain (GstPad * pad, GstBuffer * buf)
 {
   GstGSMDec *gsmdec;
   gsm_byte *data;
-
-  g_return_val_if_fail (GST_IS_PAD (pad), GST_FLOW_ERROR);
+  GstFlowReturn ret = GST_FLOW_OK;
 
   gsmdec = GST_GSMDEC (gst_pad_get_parent (pad));
-  g_return_val_if_fail (GST_IS_GSMDEC (gsmdec), GST_FLOW_ERROR);
-
-  g_return_val_if_fail (GST_PAD_IS_LINKED (gsmdec->srcpad), GST_FLOW_ERROR);
 
   // do we have enough bytes to read a header
   if (GST_BUFFER_SIZE (buf) >= 33) {
@@ -196,10 +192,11 @@ gst_gsmdec_chain (GstPad * pad, GstBuffer * buf)
         GST_BUFFER_SIZE (outbuf),
         GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)));
     //gst_util_dump_mem (GST_BUFFER_DATA(outbuf), GST_BUFFER_SIZE (outbuf));
-    gst_pad_push (gsmdec->srcpad, outbuf);
+    ret = gst_pad_push (gsmdec->srcpad, outbuf);
   }
 
   gst_buffer_unref (buf);
+  gst_object_unref (gsmdec);
 
-  return GST_FLOW_OK;
+  return ret;
 }
diff --git a/ext/gsm/gstgsmdec.h b/ext/gsm/gstgsmdec.h
index b8767c74..1718e74b 100644
--- a/ext/gsm/gstgsmdec.h
+++ b/ext/gsm/gstgsmdec.h
@@ -1,7 +1,5 @@
-/*
- * Farsight
- * GStreamer GSM decoder (uses WAV49 compiled libgsm)
- * Copyright (C) 2005 Philippe Khalaf <burger@speedy.org>
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
diff --git a/ext/gsm/gstgsmenc.c b/ext/gsm/gstgsmenc.c
index c4a39e46..2ecbefc7 100644
--- a/ext/gsm/gstgsmenc.c
+++ b/ext/gsm/gstgsmenc.c
@@ -158,18 +158,12 @@ gst_gsmenc_chain (GstPad * pad, GstBuffer * buf)
 {
   GstGSMEnc *gsmenc;
   gsm_signal *data;
-
-  g_return_val_if_fail (GST_IS_PAD (pad), GST_FLOW_ERROR);
+  GstFlowReturn ret = GST_FLOW_OK;
 
   gsmenc = GST_GSMENC (gst_pad_get_parent (pad));
-  g_return_val_if_fail (GST_IS_GSMENC (gsmenc), GST_FLOW_ERROR);
-
-  g_return_val_if_fail (GST_PAD_IS_LINKED (gsmenc->srcpad), GST_FLOW_ERROR);
-
   gst_adapter_push (gsmenc->adapter, buf);
 
   while (gst_adapter_available (gsmenc->adapter) >= 320) {
-
     GstBuffer *outbuf;
 
     outbuf = gst_buffer_new_and_alloc (33 * sizeof (gsm_byte));
@@ -185,8 +179,10 @@ gst_gsmenc_chain (GstPad * pad, GstBuffer * buf)
     gst_buffer_set_caps (outbuf, gst_pad_get_caps (gsmenc->srcpad));
     GST_DEBUG ("Pushing buffer of size %d", GST_BUFFER_SIZE (outbuf));
     //gst_util_dump_mem (GST_BUFFER_DATA(outbuf), GST_BUFFER_SIZE (outbuf));
-    gst_pad_push (gsmenc->srcpad, outbuf);
+    ret = gst_pad_push (gsmenc->srcpad, outbuf);
   }
 
-  return GST_FLOW_OK;
+  gst_object_unref (gsmenc);
+
+  return ret;
 }