When O= is used, any -I flag given that is not an absolute path gets duplicated. The $(1) appended to the conditional clause covers the absolute case, but due to being outside of the conditional statement it gets added everytime. Signed-off-by: matt mooney <mfm@xxxxxxxxxxxxx> --- scripts/Kbuild.include | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index ed2773e..08c74ed 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -158,7 +158,7 @@ modbuiltin := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.modbuiltin obj # Prefix -I with $(srctree) if it is not an absolute path. # skip if -I has no parameter addtree = $(if $(patsubst -I%,%,$(1)), \ -$(if $(filter-out -I/%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1))) $(1)) +$(if $(filter-out -I/%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1)),$(1))) # Find all -I options and call addtree flags = $(foreach o,$($(1)),$(if $(filter -I%,$(o)),$(call addtree,$(o)),$(o))) -- 1.7.2.1 -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html