nutenc: don't av_malloc(0).

14 years ago · 25588d3b8a
parent fb22c23715
commit 25588d3b8a
1 changed files with 2 additions and 1 deletions
--- a/libavformat/nutenc.c
+++ b/libavformat/nutenc.c
@ -584,7 +584,8 @@ static int write_header(AVFormatContext *s){
    nut->avf= s;

    nut->stream   = av_mallocz(sizeof(StreamContext)*s->nb_streams);
-    nut->chapter  = av_mallocz(sizeof(ChapterContext)*s->nb_chapters);
+    if (s->nb_chapters)
+        nut->chapter  = av_mallocz(sizeof(ChapterContext)*s->nb_chapters);
    nut->time_base= av_mallocz(sizeof(AVRational   )*(s->nb_streams +
                                                      s->nb_chapters));