staging: brcm80211: fix makefiles for building drivers in kernel

The makefiles used obj-m which forcibly builds the drivers as
modules ignoring the Kconfig setting. This has been fixed in this
patch.

Cc: devel@linuxdriverproject.org
Cc: linux-wireless@vger.kernel.org
Reviewed-by: NRoland Vossen <rvossen@broadcom.com>
Reviewed-by: NHenry Ptasinski <henryp@broadcom.com>
Reviewed-by: NBrett Rudley <brudley@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmfmac/Makefile

@@ -52,5 +52,5 @@ DHDOFILES = \
 	bcmsdh_sdmmc.o \
 	bcmsdh_sdmmc_linux.o
 
-obj-m += brcmfmac.o
+obj-$(CONFIG_BRCMFMAC) += brcmfmac.o
 brcmfmac-objs += $(DHDOFILES)

drivers/staging/brcm80211/brcmsmac/Makefile

@@ -55,5 +55,5 @@ BRCMSMAC_OFILES := \
 
 MODULEPFX := brcmsmac
 
-obj-m	+= $(MODULEPFX).o
+obj-$(CONFIG_BRCMSMAC)	+= $(MODULEPFX).o
 $(MODULEPFX)-objs	= $(BRCMSMAC_OFILES)