[PATCH] kbuild: remove duplicate -I flag in addtree

[matt mooney]

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

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