diff --git a/main/sdp_state.c b/main/sdp_state.c index f27da211bf49db9669a8dccf40f499273af692d6..0f06bf9e3032e75ae9e4be5adec1f9521082b384 100644 --- a/main/sdp_state.c +++ b/main/sdp_state.c @@ -875,6 +875,7 @@ static void update_ice(const struct ast_sdp_state *state, struct ast_rtp_instanc { struct ast_rtp_engine_ice *ice; const struct ast_sdp_a_line *attr; + const struct ast_sdp_a_line *attr_rtcp_mux; unsigned int attr_i; /* If ICE support is not enabled or available exit early */ @@ -902,10 +903,12 @@ static void update_ice(const struct ast_sdp_state *state, struct ast_rtp_instanc return; } - if (ast_sdp_m_find_attribute(remote_m_line, "ice-lite", -1)) { + if (ast_sdp_find_attribute(remote_sdp, "ice-lite", -1)) { ice->ice_lite(rtp); } + attr_rtcp_mux = ast_sdp_m_find_attribute(remote_m_line, "rtcp-mux", -1); + /* Find all of the candidates */ for (attr_i = 0; attr_i < ast_sdp_m_get_a_count(remote_m_line); ++attr_i) { char foundation[32]; @@ -931,9 +934,9 @@ static void update_ice(const struct ast_sdp_state *state, struct ast_rtp_instanc continue; } - if (ast_sdp_options_get_rtcp_mux(options) - && ast_sdp_m_find_attribute(remote_m_line, "rtcp-mux", -1) - && candidate.id > 1) { + if (candidate.id > 1 + && attr_rtcp_mux + && ast_sdp_options_get_rtcp_mux(options)) { /* Remote side may have offered RTP and RTCP candidates. However, if we're using RTCP MUX, * then we should ignore RTCP candidates. */