[LEDE-DEV] [PATCH RFC] mac80211: Don't check for platform files with external kernel trees

[Florian Fainelli]

When building with an external kernel tree, do not check the different
platform files since this is almost guaranteed they are going to differ.

Signed-off-by: Florian Fainelli <f.fainelli at gmail.com>
---
 package/kernel/mac80211/Makefile | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/package/kernel/mac80211/Makefile b/package/kernel/mac80211/Makefile
index 385bea4d2f5d..1740c956fe9f 100644
--- a/package/kernel/mac80211/Makefile
+++ b/package/kernel/mac80211/Makefile
@@ -1751,11 +1751,16 @@ ifneq ($(CONFIG_PACKAGE_kmod-cfg80211)$(CONFIG_PACKAGE_kmod-lib80211),)
  endef
 endif
 
-define Build/Configure
+ifeq ($(strip $(CONFIG_EXTERNAL_KERNEL_TREE)),"")
+ define Build/Configure
 	cmp $(PKG_BUILD_DIR)/include/linux/ath9k_platform.h $(LINUX_DIR)/include/linux/ath9k_platform.h
 	cmp $(PKG_BUILD_DIR)/include/linux/ath5k_platform.h $(LINUX_DIR)/include/linux/ath5k_platform.h
 	cmp $(PKG_BUILD_DIR)/include/linux/rt2x00_platform.h $(LINUX_DIR)/include/linux/rt2x00_platform.h
-endef
+  endef
+else
+  define Build/Configure
+  endef
+endif
 
 define Build/Compile
 	$(SH_FUNC) var2file "$(call shvar,mac80211_config)" $(PKG_BUILD_DIR)/.config
-- 
2.14.1