From 84f17fdeab518cbe9f9c1a5fdf7dc50981c01806 Mon Sep 17 00:00:00 2001
From: Romain Vimont <rom@rom1v.com>
Date: Mon, 26 Apr 2021 18:05:11 +0200
Subject: [PATCH] Fix v4l2 AVPacket memory leak on error

Unref v4l2 AVPacket even if writing failed.
---
 app/src/v4l2_sink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/v4l2_sink.c b/app/src/v4l2_sink.c
index 9b4a9c85..fd0bda12 100644
--- a/app/src/v4l2_sink.c
+++ b/app/src/v4l2_sink.c
@@ -92,11 +92,11 @@ encode_and_write_frame(struct sc_v4l2_sink *vs, const AVFrame *frame) {
         // A packet was received
 
         bool ok = write_packet(vs, packet);
+        av_packet_unref(packet);
         if (!ok) {
             LOGW("Could not send packet to v4l2 sink");
             return false;
         }
-        av_packet_unref(packet);
     } else if (ret != AVERROR(EAGAIN)) {
         LOGE("Could not receive v4l2 video packet: %d", ret);
         return false;