[FFmpeg-cvslog] avformat/hlsenc: check av_strdup() return value

[Steven Liu]

ffmpeg | branch: master | Steven Liu <lq at chinaffmpeg.org> | Sat Oct 19 06:48:49 2019 +0200| [17d96c15d25e0998770f36e6f93d01014dd65f6c] | committer: Steven Liu

avformat/hlsenc: check av_strdup() return value

Signed-off-by: Steven Liu <lq at chinaffmpeg.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=17d96c15d25e0998770f36e6f93d01014dd65f6c
---

 libavformat/hlsenc.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 5a27b0f657..7b1d54e23e 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -1886,6 +1886,9 @@ static int parse_variant_stream_mapstring(AVFormatContext *s)
      * agroup: is key to specify audio group. A string can be given as value.
      */
     p = av_strdup(hls->var_stream_map);
+    if (!p)
+        return AVERROR(ENOMEM);
+
     q = p;
     while (av_strtok(q, " \t", &saveptr1)) {
         q = NULL;
@@ -2007,6 +2010,9 @@ static int parse_cc_stream_mapstring(AVFormatContext *s)
     ClosedCaptionsStream *ccs;
 
     p = av_strdup(hls->cc_stream_map);
+    if(!p)
+        return AVERROR(ENOMEM);
+
     q = p;
     while (av_strtok(q, " \t", &saveptr1)) {
         q = NULL;