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-rw-r--r--scripts/Makefile.kasan12
1 files changed, 6 insertions, 6 deletions
diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan
index 1e000cc2e7b4..127012f45166 100644
--- a/scripts/Makefile.kasan
+++ b/scripts/Makefile.kasan
@@ -2,6 +2,8 @@
CFLAGS_KASAN_NOSANITIZE := -fno-builtin
KASAN_SHADOW_OFFSET ?= $(CONFIG_KASAN_SHADOW_OFFSET)
+cc-param = $(call cc-option, -mllvm -$(1), $(call cc-option, --param $(1)))
+
ifdef CONFIG_KASAN_GENERIC
ifdef CONFIG_KASAN_INLINE
@@ -12,8 +14,6 @@ endif
CFLAGS_KASAN_MINIMAL := -fsanitize=kernel-address
-cc-param = $(call cc-option, -mllvm -$(1), $(call cc-option, --param $(1)))
-
# -fasan-shadow-offset fails without -fsanitize
CFLAGS_KASAN_SHADOW := $(call cc-option, -fsanitize=kernel-address \
-fasan-shadow-offset=$(KASAN_SHADOW_OFFSET), \
@@ -36,14 +36,14 @@ endif # CONFIG_KASAN_GENERIC
ifdef CONFIG_KASAN_SW_TAGS
ifdef CONFIG_KASAN_INLINE
- instrumentation_flags := -mllvm -hwasan-mapping-offset=$(KASAN_SHADOW_OFFSET)
+ instrumentation_flags := $(call cc-param,hwasan-mapping-offset=$(KASAN_SHADOW_OFFSET))
else
- instrumentation_flags := -mllvm -hwasan-instrument-with-calls=1
+ instrumentation_flags := $(call cc-param,hwasan-instrument-with-calls=1)
endif
CFLAGS_KASAN := -fsanitize=kernel-hwaddress \
- -mllvm -hwasan-instrument-stack=$(CONFIG_KASAN_STACK) \
- -mllvm -hwasan-use-short-granules=0 \
+ $(call cc-param,hwasan-instrument-stack=$(CONFIG_KASAN_STACK)) \
+ $(call cc-param,hwasan-use-short-granules=0) \
$(instrumentation_flags)
endif # CONFIG_KASAN_SW_TAGS