Unverified Commit a72ab036 authored Jul 10, 2023 by Sami Tolvanen Committed by Palmer Dabbelt Aug 23, 2023

riscv/purgatory: Disable CFI



Filter out CC_FLAGS_CFI when CONFIG_CFI_CLANG.

Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lore.kernel.org/r/20230710183544.999540-13-samitolvanen@google.com


Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

parent af0ead42

arch/riscv/purgatory/Makefile

+4 −0

Original line number	Diff line number	Diff line
		@@ -77,6 +77,10 @@ ifdef CONFIG_STACKPROTECTOR_STRONG
		PURGATORY_CFLAGS_REMOVE += -fstack-protector-strong
		endif

		ifdef CONFIG_CFI_CLANG
		PURGATORY_CFLAGS_REMOVE += $(CC_FLAGS_CFI)
		endif

		CFLAGS_REMOVE_purgatory.o += $(PURGATORY_CFLAGS_REMOVE)
		CFLAGS_purgatory.o += $(PURGATORY_CFLAGS)