also check pbuffer before use
Found-by: CSA
Signed-off-by: Michael Niedermayer <michae...@gmx.at>
---
ffserver.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/ffserver.c b/ffserver.c
index 00153b4..956d9f5 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)
--
1.7.9.5
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