i40e: fix broken XDP support

[linux-2.6-microblaze.git] / Makefile

diff --git a/Makefile b/Makefile
index 70bfa50..f03888c 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -924,6 +924,23 @@ KBUILD_AFLAGS      += -fno-lto
 export CC_FLAGS_LTO
 endif
 
+ifdef CONFIG_CFI_CLANG
+CC_FLAGS_CFI   := -fsanitize=cfi \
+                  -fsanitize-cfi-cross-dso \
+                  -fno-sanitize-cfi-canonical-jump-tables \
+                  -fno-sanitize-trap=cfi \
+                  -fno-sanitize-blacklist
+
+ifdef CONFIG_CFI_PERMISSIVE
+CC_FLAGS_CFI   += -fsanitize-recover=cfi
+endif
+
+# If LTO flags are filtered out, we must also filter out CFI.
+CC_FLAGS_LTO   += $(CC_FLAGS_CFI)
+KBUILD_CFLAGS  += $(CC_FLAGS_CFI)
+export CC_FLAGS_CFI
+endif
+
 ifdef CONFIG_DEBUG_FORCE_FUNCTION_ALIGN_32B
 KBUILD_CFLAGS += -falign-functions=32
 endif