warning: fix 'fw_minor' may be used uninitialized in this function [-Wmaybe-uninitialized]

Conflicts:
	drivers/media/common/tuners/xc4000.c
warning: fix 'val' may be used uninitialized in this function [-Wmaybe-uninitialized]
warning: fix 'val' may be used uninitialized in this function [-Wmaybe-uninitialized]