[PATCH v6 19/24] tools: spi: Append extra cflags

[Leo Yan]

Append EXTRA_CFLAGS to CFLAGS so that additional flags can be applied to
the compiler.

Acked-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Leo Yan <leo.yan@xxxxxxx>
---
 tools/spi/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/spi/Makefile b/tools/spi/Makefile
index 7fccd245a53515ab019529c8e5e91a044eaaa68b..82f9bc6365911b962422633147b108fabc70a2db 100644
--- a/tools/spi/Makefile
+++ b/tools/spi/Makefile
@@ -13,6 +13,7 @@ endif
 MAKEFLAGS += -r
 
 CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include
+CFLAGS += $(EXTRA_CFLAGS)
 
 ALL_TARGETS := spidev_test spidev_fdx
 ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))

-- 
2.34.1