Use $(KHDR_INCLUDES) as lookup path for kernel headers. This prevents building against kernel headers from the build environment in scenarios where kernel headers are installed into a specific output directory (O=...).

Signed-off-by: Mathieu Desnoyers mathieu.desnoyers@efficios.com Cc: Shuah Khan shuah@kernel.org Cc: linux-kselftest@vger.kernel.org Cc: Ingo Molnar mingo@redhat.com Cc: stable@vger.kernel.org [5.18+] --- tools/testing/selftests/ipc/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/ipc/Makefile b/tools/testing/selftests/ipc/Makefile index 1c4448a843a4..50e9c299fc4a 100644 --- a/tools/testing/selftests/ipc/Makefile +++ b/tools/testing/selftests/ipc/Makefile @@ -10,7 +10,7 @@ ifeq ($(ARCH),x86_64) CFLAGS := -DCONFIG_X86_64 -D__x86_64__ endif

-CFLAGS += -I../../../../usr/include/ +CFLAGS += $(KHDR_INCLUDES)

TEST_GEN_PROGS := msgque