build: remove old kernel-headers build directories

Saves space after updating kernel versions

Signed-off-by: Felix Fietkau <nbd@nbd.name>
v19.07.3_mercusys_ac12_duma
Felix Fietkau 7 years ago
parent 8f4085e2fd
commit 76b62e6022

@ -71,6 +71,7 @@ define Host/Configure/post/mipsel
endef
define Host/Prepare
rm -rf $(BUILD_DIR_TOOLCHAIN)/linux-*
$(call Kernel/Prepare/Default)
rm -f $(BUILD_DIR_TOOLCHAIN)/linux
ln -s linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux

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