From b8fa549227367701532c8953b5da3d09065b42ac Mon Sep 17 00:00:00 2001
From: Zhao Zhili <zhilizhao@tencent.com>
Date: Fri, 4 Oct 2024 01:30:57 +0800
Subject: [PATCH] avcodec/mediacodecenc: Fix access of uninitialized value

When crop is skipped, av_strlcatf will access `str` which isn't
initialized properly.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
Signed-off-by: Paul B Mahol <onemda@gmail.com>
---
 libavcodec/mediacodecenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mediacodecenc.c b/libavcodec/mediacodecenc.c
index 4f1078402d..5e91841044 100644
--- a/libavcodec/mediacodecenc.c
+++ b/libavcodec/mediacodecenc.c
@@ -134,7 +134,7 @@ static int extract_extradata_support(AVCodecContext *avctx)
 static int mediacodec_init_bsf(AVCodecContext *avctx)
 {
     MediaCodecEncContext *s = avctx->priv_data;
-    char str[128];
+    char str[128] = {0};
     int ret;
     int crop_right = s->width - avctx->width;
     int crop_bottom = s->height - avctx->height;