On Mon, 30 Apr 2018, James Almer wrote:

On 4/22/2018 6:18 PM, Marton Balint wrote:
Signed-off-by: Marton Balint <c...@passwd.hu>
---
 libavdevice/decklink_dec.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 10535dc388..510637676c 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -475,16 +475,19 @@ static int avpacket_queue_put(AVPacketQueue *q, AVPacket 
*pkt)

     // Drop Packet if queue size is > maximum queue size
     if (avpacket_queue_size(q) > (uint64_t)q->max_q_size) {
+        av_packet_unref(pkt);
         av_log(q->avctx, AV_LOG_WARNING,  "Decklink input buffer overrun!\n");
         return -1;
     }
     /* ensure the packet is reference counted */
     if (av_packet_make_refcounted(pkt) < 0) {
+        av_packet_unref(pkt);
         return -1;
     }

     pkt1 = (AVPacketList *)av_malloc(sizeof(AVPacketList));
     if (!pkt1) {
+        av_packet_unref(pkt);
         return -1;
     }
     av_packet_move_ref(&pkt1->pkt, pkt);

This should be backported. Strictly speaking the last unref(), since pkt
will always be reference counted at this point even before patch 1/2 of
this series because of the make_refcounted() call above.

Indeed, backported.

Thanks,
Marton
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