kernel-add-kcov-code-coverage-fix-2

unbreak allmodconfig

Cc: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/Makefile b/Makefile
index 57f17de02c5e3e12710261504452ded83870efe0..9092c16fa6cfb223b88e69eaef0dfcf2815bd08e 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -678,6 +678,7 @@ ifdef CONFIG_KCOV
   ifeq ($(call cc-option, $(CFLAGS_KCOV)),)
     $(warning Cannot use CONFIG_KCOV: \
              -fsanitize-coverage=trace-pc is not supported by compiler)
+    CFLAGS_KCOV =
   endif
 endif