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kernel: suppress redundant calls to headers installation
authorFelix Fietkau <nbd@openwrt.org>
Sat, 15 Sep 2012 12:16:11 +0000 (12:16 +0000)
committerFelix Fietkau <nbd@openwrt.org>
Sat, 15 Sep 2012 12:16:11 +0000 (12:16 +0000)
SVN-Revision: 33421

include/kernel-defaults.mk patch | blob | history

diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index 1cb8b445e944c83e09c39936ceb1d1ad12b1db4a..8075079d7004a3a15f919b3b0d68831befff0325 100644 (file)
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -106,7 +106,7 @@ define Kernel/Configure/Default
        $(SCRIPT_DIR)/kconfig.pl 'm+' '+' $(LINUX_DIR)/.config.target /dev/null $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config
        $(call Kernel/SetInitramfs)
        rm -rf $(KERNEL_BUILD_DIR)/modules
-       $(MAKE) $(KERNEL_MAKEOPTS) INSTALL_HDR_PATH=$(LINUX_DIR)/user_headers headers_install
+       [ -d $(LINUX_DIR)/user_headers ] || $(MAKE) $(KERNEL_MAKEOPTS) INSTALL_HDR_PATH=$(LINUX_DIR)/user_headers headers_install
        $(SH_FUNC) grep '=[ym]' $(LINUX_DIR)/.config | LC_ALL=C sort | md5s > $(LINUX_DIR)/.vermagic
 endef
 
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