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asfdepay: guard against dropped buffers

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If a buffer was dropped, we might request data from the adapter that is not
there and then we get a NULL buffer.
This commit is contained in:
Wim Taymans 2009-06-22 17:36:21 +02:00
parent 36d0450d6e
commit 22b82d30e5
1 changed files with 2 additions and 2 deletions
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4
gst/asfdemux/gstrtpasfdepay.c
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@ -324,7 +324,6 @@ gst_rtp_asf_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
GstBuffer *sub; GstBuffer *sub;
/* Fragmented packet handling */ /* Fragmented packet handling */
outbuf = NULL; outbuf = NULL;
if (len_offs == 0 && (available = gst_adapter_available (depay->adapter))) { if (len_offs == 0 && (available = gst_adapter_available (depay->adapter))) {
@ -352,7 +351,8 @@ gst_rtp_asf_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
available, len_offs); available, len_offs);
sub = gst_adapter_take_buffer (depay->adapter, len_offs); sub = gst_adapter_take_buffer (depay->adapter, len_offs);
gst_adapter_clear (depay->adapter); gst_adapter_clear (depay->adapter);
gst_adapter_push (depay->adapter, sub); if (sub)
gst_adapter_push (depay->adapter, sub);
} }
} }
sub = gst_rtp_buffer_get_payload_subbuffer (buf, offset, packet_len); sub = gst_rtp_buffer_get_payload_subbuffer (buf, offset, packet_len);