ANDROID: kernel/Makefile: do not disable LTO for sys_ni.c with CFI



sys_ni.c compiles fine with CONFIG_LTO_CLANG, and disabling LTO
for it breaks indirect call checking to functions in this file.

Bug: 138254717
Change-Id: I7947cf3d0283ad37431860739665fee7fb0dfbdb
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>

parent b9079579

kernel/Makefile

+3 −1

Original line number	Diff line number	Diff line
		@@ -32,8 +32,10 @@ KCOV_INSTRUMENT_kcov.o := n
		KASAN_SANITIZE_kcov.o := n
		CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector)

		# cond_syscall is currently not LTO compatible
		ifndef CONFIG_CFI_CLANG
		# cond_syscall is currently not gcc LTO compatible
		CFLAGS_sys_ni.o = $(DISABLE_LTO)
		endif

		# Don't instrument error handlers
		CFLAGS_cfi.o = $(DISABLE_CFI_CLANG)