kbuild: explicit turn off gcc stack-protector
Ubuntu has enabled -fstack-protector per default in gcc
breaking kernel build. Explicit turn it off for now.
Later we may decide to make it configurable if the
kernel starts to support it.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/Makefile b/Makefile
index 4dcf25d..1cc793f 100644
--- a/Makefile
+++ b/Makefile
@@ -309,6 +309,9 @@
CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -fno-common
+# Force gcc to behave correct even for buggy distributions
+CFLAGS += $(call cc-option, -fno-stack-protector-all \
+ -fno-stack-protector)
AFLAGS := -D__ASSEMBLY__
# Read KERNELRELEASE from include/config/kernel.release (if it exists)