rtspenc: Check the return value from ffio_open_dyn_packet_buf

Also clear the AVIOContext handle after freeing, to avoid
possible dangling pointers if the later call fails.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2013-08-07 10:07:48 +03:00
parent 1c6d2bb9a9
commit f542dedf72

View File

@ -145,6 +145,7 @@ static int tcp_write_packet(AVFormatContext *s, RTSPStream *rtsp_st)
uint8_t *interleave_header, *interleaved_packet;
size = avio_close_dyn_buf(rtpctx->pb, &buf);
rtpctx->pb = NULL;
ptr = buf;
while (size > 4) {
uint32_t packet_len = AV_RB32(ptr);
@ -171,8 +172,7 @@ static int tcp_write_packet(AVFormatContext *s, RTSPStream *rtsp_st)
size -= packet_len;
}
av_free(buf);
ffio_open_dyn_packet_buf(&rtpctx->pb, RTSP_TCP_MAX_PACKET_SIZE);
return 0;
return ffio_open_dyn_packet_buf(&rtpctx->pb, RTSP_TCP_MAX_PACKET_SIZE);
}
static int rtsp_write_packet(AVFormatContext *s, AVPacket *pkt)