m32r: misc kbuild cleanups

o Remove unused LDFLAGS_BLOB assignement (from Brian Gerst)
o Use implicit rule for vmlinux.lds (from Al viro)
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

arch/m32r/Makefile

@@ -5,7 +5,6 @@
 LDFLAGS		:=
 OBJCOPYFLAGS	:= -O binary -R .note -R .comment -S
 LDFLAGS_vmlinux	:= -e startup_32
-LDFLAGS_BLOB	:= --format binary --oformat elf32-m32r
 
 CFLAGS += -pipe -fno-schedule-insns
 CFLAGS_KERNEL += -mmodel=medium

arch/m32r/boot/compressed/Makefile

@@ -28,9 +28,6 @@ $(obj)/vmlinux.bin: vmlinux FORCE
 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
 	$(call if_changed,gzip)
 
-$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.S FORCE
-	$(CPP) $(EXTRA_AFLAGS) -C -P -I include $< >$@
-
 LDFLAGS_piggy.o := -r --format binary --oformat elf32-m32r-linux -T
 OBJCOPYFLAGS += -R .empty_zero_page