- Segfault fixed when mpeg audio decoder returns a negative data_size.

Originally committed as revision 473 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago · afc80f59a7
parent 0edf8a7a65
commit afc80f59a7
1 changed files with 3 additions and 1 deletions
--- a/ffmpeg.c
+++ b/ffmpeg.c
@ -961,7 +961,9 @@ static int av_encode(AVFormatContext **output_files,
                                               ptr, len);
                    if (ret < 0)
                        goto fail_decode;
-                    if (data_size == 0) {
+                    /* Some bug in mpeg audio decoder gives */
+                    /* data_size < 0, it seems they are overflows */
+                    if (data_size <= 0) {
                        /* no audio frame */
                        ptr += ret;
                        len -= ret;