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riscv/purgatory: Disable CFI

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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>
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Sami Tolvanen 2023-07-10 18:35:50 +00:00 committed by Palmer Dabbelt
parent af0ead42f6
commit a72ab03611
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1 changed files with 4 additions and 0 deletions
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4
arch/riscv/purgatory/Makefile
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@ -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)