From 52b9bd2c95aec2c6e4a35923d2fc920c5f00033c Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Wed, 24 Jun 2020 10:25:39 -0300
Subject: [PATCH] avcodec/mlpenc: free filter state buffers on allocation
 failure

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/mlpenc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/mlpenc.c b/libavcodec/mlpenc.c
index 4d50f0ea33..52ea06ed91 100644
--- a/libavcodec/mlpenc.c
+++ b/libavcodec/mlpenc.c
@@ -1820,7 +1820,8 @@ static int apply_filter(MLPEncodeContext *ctx, unsigned int channel)
         if (!filter_state_buffer[i]) {
             av_log(ctx->avctx, AV_LOG_ERROR,
                    "Not enough memory for applying filters.\n");
-            return AVERROR(ENOMEM);
+            ret = AVERROR(ENOMEM);
+            goto free_and_return;
         }
     }