network/netmgr: fix svace issue 637315
network/netmgr: fix svace issue 637315

fix svace issue 637315

junmin-kim/TizenRT,jeongchanKim/TizenRT,junmin-kim/TizenRT,sunghan-chang/TizenRT,sunghan-chang/TizenRT,jsdosa/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,an4967/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,Samsung/TizenRT,sunghan-chang/TizenRT,junmin-kim/TizenRT,jeongchanKim/TizenRT,jeongarmy/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,pillip8282/TizenRT,pillip8282/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,junmin-kim/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,Samsung/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,pillip8282/TizenRT,an4967/TizenRT,jeongchanKim/TizenRT,an4967/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,pillip8282/TizenRT,Samsung/TizenRT,pillip8282/TizenRT,jeongchanKim/TizenRT