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Subject[PATCH 4/4] ubsan: Disable UBSAN_TRAP for all*config
Date
Doing all*config builds attempts build as much as possible. UBSAN_TRAP
effectively short-circuits lib/usban.c, so it should be disabled for
COMPILE_TEST so that the lib/ubsan.c code gets built.

Signed-off-by: Kees Cook <keescook@chromium.org>
---
lib/Kconfig.ubsan | 1 +
1 file changed, 1 insertion(+)

diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan
index 1fc07f936e06..b5b9da0b635a 100644
--- a/lib/Kconfig.ubsan
+++ b/lib/Kconfig.ubsan
@@ -14,6 +14,7 @@ if UBSAN

config UBSAN_TRAP
bool "On Sanitizer warnings, abort the running kernel code"
+ depends on !COMPILE_TEST
depends on $(cc-option, -fsanitize-undefined-trap-on-error)
help
Building kernels with Sanitizer features enabled tends to grow
--
2.25.1
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