From: Zhao Zhili <quinkblack@foxmail.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Zhao Zhili <quinkblack@foxmail.com>
Subject: [FFmpeg-devel] [PATCH] avcodec/libuavs3d: fix access uninitialized variable when draining
Date: Thu, 12 May 2022 17:55:31 +0800
Message-ID: <tencent_C2AE4F9B5561A71338BB16214D2E20094D07@qq.com> (raw)
buf_ptr is uninitialized and accessed when function return.
---
libavcodec/libuavs3d.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavcodec/libuavs3d.c b/libavcodec/libuavs3d.c
index 6966e00b62..23de4c8cd5 100644
--- a/libavcodec/libuavs3d.c
+++ b/libavcodec/libuavs3d.c
@@ -149,7 +149,7 @@ static int libuavs3d_decode_frame(AVCodecContext *avctx, AVFrame *frm,
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
const uint8_t *buf_end;
- const uint8_t *buf_ptr;
+ const uint8_t *buf_ptr = buf;
int left_bytes;
int ret, finish = 0;
@@ -170,7 +170,6 @@ static int libuavs3d_decode_frame(AVCodecContext *avctx, AVFrame *frm,
} else {
uavs3d_io_frm_t *frm_dec = &h->dec_frame;
- buf_ptr = buf;
buf_end = buf + buf_size;
frm_dec->pkt_pos = avpkt->pos;
frm_dec->pkt_size = avpkt->size;
--
2.35.3
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next reply other threads:[~2022-05-12 9:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-12 9:55 Zhao Zhili [this message]
2022-05-13 0:59 ` mypopy
2022-05-23 3:24 ` "zhilizhao(赵志立)"
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