[PATCH v2 5/6] riscv/purgatory: Disable CFI

Sami Tolvanen samitolvanen at google.com
Mon Jul 10 11:35:50 PDT 2023


Filter out CC_FLAGS_CFI when CONFIG_CFI_CLANG.

Reviewed-by: Kees Cook <keescook at chromium.org>
Tested-by: Nathan Chancellor <nathan at kernel.org>
Signed-off-by: Sami Tolvanen <samitolvanen at google.com>
---
 arch/riscv/purgatory/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/riscv/purgatory/Makefile b/arch/riscv/purgatory/Makefile
index dc20e166983e..9e6476719abb 100644
--- a/arch/riscv/purgatory/Makefile
+++ b/arch/riscv/purgatory/Makefile
@@ -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)
 
-- 
2.41.0.255.g8b1d071c50-goog




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