In rtpp_socket_drain() just call recv() directly instead of calling rtp_recv() method, which allocates packet and does lot of other unneded work, just to free the packet right away. This also corrects slight API twisting by not sending bogus port number in.
In rtpp_socket_drain() just call recv() directly instead of calling
rtp_recv() method, which allocates packet and does lot of other
unneded work, just to free the packet right away. This also corrects
slight API twisting by not sending bogus port number in.

dsanders11/rtpproxy,sippy/rtpproxy,dsanders11/rtpproxy,dsanders11/rtpproxy,sippy/rtpproxy,sippy/rtpproxy