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mpegtsmux: fix segfault if gst_collect_pads_pop () returns no buffer

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In mpegtsmux_choose_best_stream () call if the gst_collect_pads_pop () call
returns no buffer (NULL), the plugin SegFaults in the gst_buffer_unref call.
To fix this we check if a valid buffer is returned before calling
gst_buffer_unref ().

Fixes bug #654416.
This commit is contained in:
Sameer Naik 2011-07-12 01:18:16 +05:30 committed by Sebastian Dröge
parent 83c4e8814e
commit 666807ed69
1 changed files with 3 additions and 1 deletions
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4
gst/mpegtsmux/mpegtsmux.c
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@ -642,7 +642,9 @@ mpegtsmux_choose_best_stream (MpegTsMux * mux)
}
}
if (c_best) {
gst_buffer_unref (gst_collect_pads_pop (mux->collect, c_best));
GstBuffer *buffer;
if ((buffer = gst_collect_pads_pop (mux->collect, c_best)))
gst_buffer_unref (buffer);
}
return best;