- gst_element_link_pads(audio_filter, "src", rtpbin, "send_rtp_sink_1");
+ if (!gst_element_link_pads(audio_filter, "src", rtpbin, "send_rtp_sink_1")) {
+ ms_error("Failed to link pads for send_rtp_sink_1");
+ return MEDIA_STREAMER_ERROR_INVALID_OPERATION;
+ }