tree babe326b1cc8caa43796db8cbd9f763a2dbf4ba3
parent ca35d298618fea11b561ae95bf11f70e90f14a42
author Gopichand Nakkala <gnakkala@qca.qualcomm.com> 1362469558 -0800
committer Gopichand Nakkala <gnakkala@qca.qualcomm.com> 1362795754 -0800

Transmit Discovery to check if the peer exists before setup

Check the peer's existence by a Discovery handshake prior to
the setup negotiation.

Also, Fix to retransmit the Discovery Request for an unkonwn
peer.

Change-Id: I14bd69aa5ba7ce4a8d9b10871a2ec7322c535a68
CRs-fixed: 453108, 459257