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-rw-r--r--arch/Kconfig8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 9330a9d79dc3..76c0b54443b1 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -541,7 +541,7 @@ config HAVE_CC_STACKPROTECTOR
choice
prompt "Stack Protector buffer overflow detection"
depends on HAVE_CC_STACKPROTECTOR
- default CC_STACKPROTECTOR_NONE
+ default CC_STACKPROTECTOR_AUTO
help
This option turns on the "stack-protector" GCC feature. This
feature puts, at the beginning of functions, a canary value on
@@ -588,6 +588,12 @@ config CC_STACKPROTECTOR_STRONG
about 20% of all kernel functions, which increases the kernel code
size by about 2%.
+config CC_STACKPROTECTOR_AUTO
+ bool "Automatic"
+ help
+ If the compiler supports it, the best available stack-protector
+ option will be chosen.
+
endchoice
config THIN_ARCHIVES
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