ACPI / PCI: fix acpi_pci_irq_enable() memory leak

[mirror_ubuntu-bionic-kernel.git] / Makefile

diff --git a/Makefile b/Makefile
index c78f3d71a905a59ea735b9e125a367308f288a0d..1fe5d2a2cfd9f77855fc58c484cee3433e3047b9 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -869,6 +869,12 @@ KBUILD_CFLAGS   += $(call cc-option,-Werror=incompatible-pointer-types)
 # Require designated initializers for all marked structures
 KBUILD_CFLAGS   += $(call cc-option,-Werror=designated-init)
 
+# ensure -fcf-protection is disabled when using retpoline as it is
+# incompatible with -mindirect-branch=thunk-extern
+ifdef CONFIG_RETPOLINE
+KBUILD_CFLAGS += $(call cc-option,-fcf-protection=none)
+endif
+
 # use the deterministic mode of AR if available
 KBUILD_ARFLAGS := $(call ar-option,D)