Fixes potential use of uninitialized values
in evc_read_nal_unit_length().
Signed-off-by: Andreas Rheinhardt <[email protected]>
---
libavformat/evcdec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/evcdec.c b/libavformat/evcdec.c
index 9886542311..0f464930f7 100644
--- a/libavformat/evcdec.c
+++ b/libavformat/evcdec.c
@@ -162,6 +162,8 @@ static int evc_read_packet(AVFormatContext *s, AVPacket
*pkt)
ret = avio_read(s->pb, buf, EVC_NALU_LENGTH_PREFIX_SIZE);
if (ret < 0)
return ret;
+ if (ret != EVC_NALU_LENGTH_PREFIX_SIZE)
+ return AVERROR_INVALIDDATA;
nalu_size = evc_read_nal_unit_length(buf, EVC_NALU_LENGTH_PREFIX_SIZE);
if (!nalu_size || nalu_size > INT_MAX)
--
2.34.1
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