qcacld-2.0 to qcacld-3.0 propagation
Currently pmfComebackTimer is not initialized during roaming. This
can lead to error in pe_delete_session when driver tries to destroy
pmfComebackTimer. Fix this by initializing pmfComebackTimer during
roaming. Also, handle status eSIR_MAC_TRY_AGAIN_LATER as failure
during roaming.
Change-Id: Ic9c4e996c4078d09ef7cd9b3b073105d94eb53fb
CRs-Fixed: 1037640