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avformat/hlsenc: check av_strdup() return value 

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Steven Liu 2019-10-19 06:48:49 +02:00
parent 25f5d67a31
commit 17d96c15d2
1 changed files with 6 additions and 0 deletions
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6
libavformat/hlsenc.c
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@ -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;