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libavformat/rtsp: return error if rtsp_hd_out is null instead of crash 

Signed-off-by: Aman Gupta <aman@tmm1.net>
This commit is contained in:
Ross Nicholson 2019-09-19 16:12:33 +01:00 committed by Aman Gupta
parent 0686651aab
commit 460f74495f
1 changed files with 3 additions and 0 deletions
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3
libavformat/rtsp.c
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@ -1318,6 +1318,9 @@ static int rtsp_send_cmd_with_content_async(AVFormatContext *s,
char buf[4096], *out_buf;
char base64buf[AV_BASE64_SIZE(sizeof(buf))];
if (!rt->rtsp_hd_out)
return ENOTCONN;
/* Add in RTSP headers */
out_buf = buf;
rt->seq++;