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[v2,4/5] Makefile: Enable -Warray-bounds

Message ID 20210826050458.1540622-5-keescook@chromium.org (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Kees Cook Aug. 26, 2021, 5:04 a.m. UTC 
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.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-kbuild@vger.kernel.org
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 mbox series

Patch

diff --git a/Makefile b/Makefile
index e4f5895badb5..8e7e73a642e2 100644
--- a/Makefile
+++ b/Makefile
@@ -995,7 +995,6 @@  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