Fixed crash in QGCRemoteControlView.cc when a UAV is connected, but not RADIO_CONTROL packet has been received.
Fixed crash in QGCRemoteControlView.cc when a UAV is connected, but not RADIO_CONTROL packet has been received.

381426068/apm_planner,remspoor/qgroundcontrol,sverling/qgc_asl,ethz-asl/qgc_asl,kellyschrock/apm_planner,cfelipesouza/qgroundcontrol,greenoaktree/qgroundcontrol,mirkix/apm_planner,Icenowy/apm_planner,caoxiongkun/qgroundcontrol,BMP-TECH/qgroundcontrol,dagoodma/qgroundcontrol,mihadyuk/qgroundcontrol,abcdelf/apm_planner,mihadyuk/qgroundcontrol,Icenowy/apm_planner,sutherlandm/apm_planner,remspoor/qgroundcontrol,381426068/apm_planner,cfelipesouza/qgroundcontrol,hejunbok/apm_planner,mrpilot2/apm_planner,hejunbok/qgroundcontrol,UAVenture/qgroundcontrol,mrpilot2/apm_planner,BMP-TECH/qgroundcontrol,chen0510566/apm_planner,xros/apm_planner,cfelipesouza/qgroundcontrol,diydrones/apm_planner,LIKAIMO/apm_planner,mirkix/apm_planner,remspoor/qgroundcontrol,labtoast/apm_planner,nado1688/qgroundcontrol,gpaes/apm_planner,cfelipesouza/qgroundcontrol,ethz-asl/qgc_asl,CornerOfSkyline/qgroundcontrol,iidioter/qgroundcontrol,TheIronBorn/qgroundcontrol,iidioter/qgroundcontrol,josephlewis42/UDenverQGC2,labtoast/apm_planner,greenoaktree/qgroundcontrol,labtoast/apm_planner,gpaes/apm_planner,cfelipesouza/qgroundcontrol,mihadyuk/qgroundcontrol,sverling/qgc_asl,nado1688/qgroundcontrol,jy723/qgroundcontrol,mihadyuk/qgroundcontrol,LittleBun/apm_planner,WorkerBees/apm_planner,TheIronBorn/qgroundcontrol,mirkix/apm_planner,Hunter522/qgroundcontrol,sverling/qgc_asl,UAVenture/qgroundcontrol,Icenowy/apm_planner,LIKAIMO/qgroundcontrol,Icenowy/apm_planner,kd0aij/qgroundcontrol,devbharat/qgroundcontrol,381426068/apm_planner,gpaes/apm_planner,CornerOfSkyline/qgroundcontrol,RedoXyde/PX4_qGCS,xros/apm_planner,catch-twenty-two/qgroundcontrol,abcdelf/apm_planner,sutherlandm/apm_planner,remspoor/qgroundcontrol,LIKAIMO/qgroundcontrol,hejunbok/apm_planner,RedoXyde/PX4_qGCS,TheIronBorn/qgroundcontrol,RedoXyde/PX4_qGCS,sutherlandm/apm_planner,dcarpy/apm_planner,devbharat/qgroundcontrol,UAVenture/qgroundcontrol,fizzaly/qgroundcontrol,381426068/apm_planner,dagoodma/qgroundcontrol,LIKAIMO/apm_planner,scott-eddy/qgroundcontrol,scott-eddy/qgroundcontrol,catch-twenty-two/qgroundcontrol,iidioter/qgroundcontrol,greenoaktree/qgroundcontrol,caoxiongkun/qgroundcontrol,labtoast/apm_planner,abcdelf/apm_planner,hejunbok/qgroundcontrol,CornerOfSkyline/qgroundcontrol,lis-epfl/qgroundcontrol,LIKAIMO/apm_planner,lis-epfl/qgroundcontrol,chen0510566/apm_planner,UAVenture/qgroundcontrol,LIKAIMO/qgroundcontrol,LIKAIMO/qgroundcontrol,duststorm/apm_planner,mrpilot2/apm_planner,nado1688/qgroundcontrol,josephlewis42/UDenverQGC2,sutherlandm/apm_planner,LIKAIMO/qgroundcontrol,catch-twenty-two/qgroundcontrol,hejunbok/qgroundcontrol,sverling/qgc_asl,duststorm/apm_planner,381426068/apm_planner,diydrones/apm_planner,hejunbok/apm_planner,chen0510566/apm_planner,caoxiongkun/qgroundcontrol,dagoodma/qgroundcontrol,duststorm/apm_planner,kd0aij/qgroundcontrol,duststorm/apm_planner,fizzaly/qgroundcontrol,xros/apm_planner,dagoodma/qgroundcontrol,LittleBun/apm_planner,TheIronBorn/qgroundcontrol,WorkerBees/apm_planner,lis-epfl/qgroundcontrol,BMP-TECH/qgroundcontrol,caoxiongkun/qgroundcontrol,LittleBun/apm_planner,jy723/qgroundcontrol,remspoor/qgroundcontrol,kellyschrock/apm_planner,Hunter522/qgroundcontrol,hejunbok/apm_planner,jy723/qgroundcontrol,Hunter522/qgroundcontrol,mirkix/apm_planner,BMP-TECH/qgroundcontrol,UAVenture/qgroundcontrol,LittleBun/apm_planner,cfelipesouza/qgroundcontrol,ethz-asl/qgc_asl,chen0510566/apm_planner,TheIronBorn/qgroundcontrol,remspoor/qgroundcontrol,dcarpy/apm_planner,kellyschrock/apm_planner,kd0aij/qgroundcontrol,ethz-asl/qgc_asl,devbharat/qgroundcontrol,duststorm/apm_planner,hejunbok/apm_planner,greenoaktree/qgroundcontrol,caoxiongkun/qgroundcontrol,jy723/qgroundcontrol,fizzaly/qgroundcontrol,devbharat/qgroundcontrol,iidioter/qgroundcontrol,greenoaktree/qgroundcontrol,mrpilot2/apm_planner,UAVenture/qgroundcontrol,diydrones/apm_planner,kellyschrock/apm_planner,diydrones/apm_planner,RedoXyde/PX4_qGCS,labtoast/apm_planner,abcdelf/apm_planner,devbharat/qgroundcontrol,kd0aij/qgroundcontrol,LIKAIMO/qgroundcontrol,iidioter/qgroundcontrol,CornerOfSkyline/qgroundcontrol,lis-epfl/qgroundcontrol,dcarpy/apm_planner,jy723/qgroundcontrol,fizzaly/qgroundcontrol,kd0aij/qgroundcontrol,Icenowy/apm_planner,jy723/qgroundcontrol,labtoast/apm_planner,Hunter522/qgroundcontrol,LIKAIMO/apm_planner,mrpilot2/apm_planner,iidioter/qgroundcontrol,diydrones/apm_planner,LIKAIMO/apm_planner,TheIronBorn/qgroundcontrol,RedoXyde/PX4_qGCS,abcdelf/apm_planner,fizzaly/qgroundcontrol,381426068/apm_planner,dagoodma/qgroundcontrol,BMP-TECH/qgroundcontrol,sutherlandm/apm_planner,mihadyuk/qgroundcontrol,dagoodma/qgroundcontrol,LittleBun/apm_planner,gpaes/apm_planner,dcarpy/apm_planner,chen0510566/apm_planner,ethz-asl/qgc_asl,hejunbok/apm_planner,RedoXyde/PX4_qGCS,sutherlandm/apm_planner,kd0aij/qgroundcontrol,greenoaktree/qgroundcontrol,nado1688/qgroundcontrol,WorkerBees/apm_planner,dcarpy/apm_planner,sverling/qgc_asl,CornerOfSkyline/qgroundcontrol,fizzaly/qgroundcontrol,mirkix/apm_planner,hejunbok/qgroundcontrol,dcarpy/apm_planner,diydrones/apm_planner,josephlewis42/UDenverQGC2,LIKAIMO/apm_planner,caoxiongkun/qgroundcontrol,Hunter522/qgroundcontrol,mihadyuk/qgroundcontrol,gpaes/apm_planner,mrpilot2/apm_planner,mirkix/apm_planner,xros/apm_planner,hejunbok/qgroundcontrol,xros/apm_planner,abcdelf/apm_planner,nado1688/qgroundcontrol,nado1688/qgroundcontrol,duststorm/apm_planner,lis-epfl/qgroundcontrol,kellyschrock/apm_planner,scott-eddy/qgroundcontrol,scott-eddy/qgroundcontrol,gpaes/apm_planner,BMP-TECH/qgroundcontrol,catch-twenty-two/qgroundcontrol,CornerOfSkyline/qgroundcontrol,hejunbok/qgroundcontrol,WorkerBees/apm_planner,Hunter522/qgroundcontrol,catch-twenty-two/qgroundcontrol,scott-eddy/qgroundcontrol,chen0510566/apm_planner,xros/apm_planner,devbharat/qgroundcontrol,josephlewis42/UDenverQGC2,Icenowy/apm_planner,scott-eddy/qgroundcontrol,kellyschrock/apm_planner,LittleBun/apm_planner,catch-twenty-two/qgroundcontrol