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v4l2videodec: Protect NULL pool while going to READY

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When the pipeline fails early, the pool might be unset before the processing
thread has run once. Add protection against that.
This commit is contained in:
Nicolas Dufresne 2014-03-12 18:07:38 +01:00
parent b5dde037b4
commit b4d89b9809
1 changed files with 7 additions and 0 deletions
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7
sys/v4l2/gstv4l2videodec.c
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@ -377,6 +377,13 @@ gst_v4l2_video_dec_loop (GstVideoDecoder * decoder)
* comes in and holding this lock would prevent that.
*/
pool = gst_video_decoder_get_buffer_pool (decoder);
/* Pool may be NULL if we started going to READY state */
if (pool == NULL) {
ret = GST_FLOW_FLUSHING;
goto beach;
}
ret = gst_buffer_pool_acquire_buffer (pool, &buffer, NULL);
g_object_unref (pool);