Fix compilation for linaro GCC 4.7 toolchain

Change-Id: I34409b6d414489b8a5b024723aa279842d161888
Update to fix compilation for Linaro GCC 4.7 toolchain

Change-Id: I882a590c77755bc824c12fc53d7845c0f87d7fe2

Conflicts:
	arch/arm/configs/jf_defconfig
	drivers/hwmon/epm_adc.c
	fs/ecryptfs/keystore.c
	net/netfilter/xt_socket.c