[61/64] Makefile: Enable -Warray-bounds

Message ID 20210727205855.411487-62-keescook@chromium.org
State New
Headers show
  • Introduce strict memcpy() bounds checking
Related show

Commit Message

Kees Cook July 27, 2021, 8:58 p.m.
With the recent fixes for flexible arrays and expanded FORTIFY_SOURCE
coverage, it is now possible to enable -Warray-bounds. Since both
GCC and Clang include -Warray-bounds in -Wall, we just need to stop
disabling it.

Co-developed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
 Makefile | 1 -
 1 file changed, 1 deletion(-)


diff --git a/Makefile b/Makefile
index 6f781a199624..77d01ba3d4e1 100644
--- a/Makefile
+++ b/Makefile
@@ -1089,7 +1089,6 @@  KBUILD_CFLAGS += $(call cc-disable-warning, stringop-truncation)
 # We'll want to enable this eventually, but it's not going away for 5.7 at least
 KBUILD_CFLAGS += $(call cc-disable-warning, zero-length-bounds)
-KBUILD_CFLAGS += $(call cc-disable-warning, array-bounds)
 KBUILD_CFLAGS += $(call cc-disable-warning, stringop-overflow)
 # Another good warning that we'll want to enable eventually