From 6dc8d4eea828c119c49b7b5742f7a6f9989b720b Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Wed, 22 May 2024 06:51:26 +0200 Subject: [PATCH] avformat/westwood_vqa: Check ffio_ensure_seekback() Fixes Coverity issue #1598405. Signed-off-by: Andreas Rheinhardt --- libavformat/westwood_vqa.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavformat/westwood_vqa.c b/libavformat/westwood_vqa.c index 3a31e3f5e8..9755fcc9c1 100644 --- a/libavformat/westwood_vqa.c +++ b/libavformat/westwood_vqa.c @@ -201,8 +201,10 @@ static int wsvqa_read_packet(AVFormatContext *s, /* We need a big seekback buffer because there can be SNxx, VIEW and ZBUF * chunks (<512 KiB total) in the stream before we read VQFR (<256 KiB) and * seek back here. */ - ffio_ensure_seekback(pb, wsvqa->vqfl_chunk_size + (512 + 256) * 1024); + ret = ffio_ensure_seekback(pb, wsvqa->vqfl_chunk_size + (512 + 256) * 1024); avio_skip(pb, chunk_size + skip_byte); + if (ret < 0) + return ret; continue; } else if ((chunk_type == SND0_TAG) || (chunk_type == SND1_TAG) || (chunk_type == SND2_TAG) || (chunk_type == VQFR_TAG)) {