avformat/mlvdec: read_string() received unsigned size, make the argument unsigned

Fixes: infinite loop
Fixes: mlv-timeout-e3b8cab9835edecad6823baa057e029671329d04

Found-by: Paul Ch <paulcher@icloud.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-08-16 15:36:28 +02:00
parent f00964e2f7
commit 1e71cb2c8e

View File

@ -77,7 +77,7 @@ static int check_file_header(AVIOContext *pb, uint64_t guid)
return 0;
}
static void read_string(AVFormatContext *avctx, AVIOContext *pb, const char *tag, int size)
static void read_string(AVFormatContext *avctx, AVIOContext *pb, const char *tag, unsigned size)
{
char * value = av_malloc(size + 1);
if (!value) {