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Makefile: Enable -Wcast-function-type
authorGustavo A. R. Silva <gustavoars@kernel.org>
Wed, 29 Sep 2021 21:18:03 +0000 (16:18 -0500)
committerGustavo A. R. Silva <gustavoars@kernel.org>
Mon, 15 Nov 2021 19:45:12 +0000 (13:45 -0600)
commit552a23a0e5d0a84cecd4687043d8030673981d30
treedb0e4f87053ea2101e57f9bdeed517dfda69a7e1tree | snapshot
parentfa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbfcommit | diff
Makefile: Enable -Wcast-function-type

In order to make sure new function cast mismatches are not introduced
in the kernel (to avoid tripping CFI checking), the kernel should be
globally built with -Wcast-function-type.

Link: https://github.com/KSPP/linux/issues/20
Co-developed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Makefile diff | blob | history
Domain: System / Kernel;