From 0f177d8de771198e708f86d4a6f3cf421cd76ead Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Sat, 14 May 2016 17:43:43 +0300
Subject: [PATCH] Properly use the length parameter of GstBaseSrc::fill()

---
 src/rssource.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/rssource.c b/src/rssource.c
index b6cf4ac9..0f9cdf0e 100644
--- a/src/rssource.c
+++ b/src/rssource.c
@@ -157,13 +157,14 @@ gst_rs_src_fill (GstBaseSrc * basesrc, guint64 offset, guint length,
   GstRsSrc *src = GST_RS_SRC (basesrc);
   GstMapInfo map;
   GstFlowReturn ret;
-  gsize size;
+  gsize map_size, size;
 
   gst_buffer_map (buf, &map, GST_MAP_READWRITE);
-  size = map.size;
+  size = length;
+  map_size = map.size;
   ret = source_fill (src->instance, offset, map.data, &size);
   gst_buffer_unmap (buf, &map);
-  if (ret == GST_FLOW_OK)
+  if (ret == GST_FLOW_OK && size != map_size)
     gst_buffer_resize (buf, 0, size);
 
   return ret;