[PATCH] mgcp: Fix SDP formatting of fmtp_extra (Coverity)

Currently when ftmp_extra is set, a doubled a=rtpmap line is emitted instead of the fmtp_extra info. This patch fixes replaces the formerly copied and pasted but not modified snprintf parameters by the correct ones. Fixes: Coverity CID 1220873 Sponsored-by: On-Waves ehf --- openbsc/src/libmgcp/mgcp_protocol.c | 3 +-- openbsc/tests/mgcp/mgcp_test.ok | 24 ------------------------ 2 files changed, 1 insertion(+), 26 deletions(-) diff --git a/openbsc/src/libmgcp/mgcp_protocol.c b/openbsc/src/libmgcp/mgcp_protocol.c index f0457d1..6e48949 100644 --- a/openbsc/src/libmgcp/mgcp_protocol.c +++ b/openbsc/src/libmgcp/mgcp_protocol.c @@ -287,8 +287,7 @@ static int write_response_sdp(struct mgcp_endpoint *endp, if (fmtp_extra) { nchars = snprintf(sdp_record + len, size - len, - "a=rtpmap:%d %s\r\n", - payload_type, audio_name); + "%s\r\n", fmtp_extra); if (nchars < 0 || nchars >= size - len) goto buffer_too_small; diff --git a/openbsc/tests/mgcp/mgcp_test.ok b/openbsc/tests/mgcp/mgcp_test.ok index 6c5a6bc..033f783 100644 --- a/openbsc/tests/mgcp/mgcp_test.ok +++ b/openbsc/tests/mgcp/mgcp_test.ok @@ -75,35 +75,11 @@ Detected packet duration: 20 Requested packetization period not set Connection mode: 0: NONE Testing CRCX -CRCX failed '200 2 OK -I: 3 - -v=0 -o=- 3 23 IN IP4 0.0.0.0 -c=IN IP4 0.0.0.0 -t=0 0 -m=audio 0 RTP/AVP 126 -a=rtpmap:126 AMR/8000 -a=rtpmap:126 AMR/8000 -a=ptime:20 -' Dummy packets: 1 Detected packet duration: 40 Requested packetetization period: 20-20 Connection mode: 1: RECV Testing MDCX3 -MDCX3 failed '200 18983215 OK -I: 3 - -v=0 -o=- 3 23 IN IP4 0.0.0.0 -c=IN IP4 0.0.0.0 -t=0 0 -m=audio 0 RTP/AVP 126 -a=rtpmap:126 AMR/8000 -a=rtpmap:126 AMR/8000 -a=ptime:20 -' Dummy packets: 1 Packet duration not set Requested packetization period not set -- 1.9.1