kbuild: ld_flags used consistently in Makefile.build

scripts/Makefile.build

@@ -211,7 +211,7 @@ ifdef O_TARGET
 quiet_cmd_link_o_target = LD      $@
 # If the list of objects to link is empty, just create an empty O_TARGET
 cmd_link_o_target = $(if $(strip $(obj-y)),\
-		      $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) -r -o $@ $(filter $(obj-y), $^),\
+		      $(LD) $(ld_flags) -r -o $@ $(filter $(obj-y), $^),\
 		      rm -f $@; $(AR) rcs $@)
 
 $(O_TARGET): $(obj-y) FORCE
@@ -273,7 +273,7 @@ targets += $(multi-used-y) $(multi-used-m)
 ifndef CONFIG_MODVERSIONING
 
 quiet_cmd_link_module = LD [M]  $@
-cmd_link_module = $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) $(LDFLAGS_MODULE) -o $@ $< init/vermagic.o
+cmd_link_module = $(LD) $(ld_flags) $(LDFLAGS_MODULE) -o $@ $< init/vermagic.o
 
 # Don't rebuilt vermagic.o unless we actually are in the init/ dir
 ifneq ($(obj),init)