--- patch-4.19.25-ck1	2019-04-22 21:25:52.000000000 +0800
+++ patch-4.19.33-ck1	2019-04-22 21:30:45.000000000 +0800
@@ -16774,8 +16774,8 @@
  	    -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi \
  	    -I$(srctree)/tools/objtool/arch/$(ARCH)/include
  WARNINGS := $(EXTRA_WARNINGS) -Wno-switch-default -Wno-switch-enum -Wno-packed
--CFLAGS   += -Werror $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES)
-+CFLAGS   += $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES)
- LDFLAGS  += -lelf $(LIBSUBCMD) $(KBUILD_HOSTLDFLAGS)
+-CFLAGS   += -Werror $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES) $(LIBELF_FLAGS)
++CFLAGS   += $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES) $(LIBELF_FLAGS)
+ LDFLAGS  += $(LIBELF_LIBS) $(LIBSUBCMD) $(KBUILD_HOSTLDFLAGS)
  
  # Allow old libelf to be used: