Staging: rt2870: Makefile: replace the use of <module>-objs with <module>-y

Changed <module>-objs to <module>-y in Makefile.
Signed-off-by: Tracey Dent <tdent48227@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/rt2870/Makefile

@@ -7,7 +7,7 @@ ccflags-y += -DRTMP_MAC_USB -DRTMP_USB_SUPPORT -DRT2870 -DRTMP_TIMER_TASK_SUPPOR
 ccflags-y += -DRTMP_RF_RW_SUPPORT -DRTMP_EFUSE_SUPPORT -DRT30xx -DRT3070
 ccflags-y += -DDBG
 
-rt2870sta-objs :=		\
+rt2870sta-y :=		\
 	common/crypt_md5.o	\
 	common/crypt_sha2.o	\
 	common/crypt_hmac.o	\