Fix Linux build if BR2_PACKAGE_LINUX_EXPERIMENTAL_CONFIG is not defined

target/Makefile.in

@@ -18,12 +18,10 @@ include target/*/*.mk
 # We already did add the kernel target to TARGETS and now just pull in the rules
 # to actually build this target.
 
-ifeq	($(strip $(subst ",,$(BR2_PACKAGE_LINUX_EXPERIMENTAL_CONFIG))),n)
-#"))
-include	target/linux/Makefile.in
-endif
 ifeq	($(strip $(subst ",,$(BR2_PACKAGE_LINUX_EXPERIMENTAL_CONFIG))),y)
 #"))
 include	target/linux-experimental/Makefile.in
+else
+include	target/linux/Makefile.in
 endif