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authorMichael Niedermayer <michaelni@gmx.at>2014-08-02 14:03:30 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-08-02 18:32:37 +0200
commit1d8d21b90ab91aa471f369e0f9d1ea20fb40733b (patch)
treec2cf8f789ba25ced8945057a7a6474a20180b86a
parente706fe764049b3f1ccf10ba9f686426a4c007906 (diff)
downloadffmpeg-1d8d21b90ab91aa471f369e0f9d1ea20fb40733b.tar.gz
ffserver: initialize pbuffer in prepare_sdp_description()
also check pbuffer before use Found-by: CSA Reviewed-by: Stefano Sabatini <stefasab@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--ffserver.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/ffserver.c b/ffserver.c
index 00153b44ae..956d9f5172 100644
--- a/ffserver.c
+++ b/ffserver.c
@@ -2977,6 +2977,8 @@ static int prepare_sdp_description(FFStream *stream, uint8_t **pbuffer,
AVDictionaryEntry *entry = av_dict_get(stream->metadata, "title", NULL, 0);
int i;
+ *pbuffer = NULL;
+
avc = avformat_alloc_context();
if (avc == NULL || !rtp_format) {
return -1;
@@ -3013,7 +3015,7 @@ static int prepare_sdp_description(FFStream *stream, uint8_t **pbuffer,
av_free(avc);
av_free(avs);
- return strlen(*pbuffer);
+ return *pbuffer ? strlen(*pbuffer) : AVERROR(ENOMEM);
}
static void rtsp_cmd_options(HTTPContext *c, const char *url)