ARM: 9051/1: vdso: remove unneded extra-y addition

The vdso linker script is prepocessed on demand. Adding it to 'targets'
is enough, and line 13 of this Makefile does that. This extra-y addition
is unneeded.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

arch/arm/vdso/Makefile

@@ -23,7 +23,6 @@ ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
 	    -T
 
 obj-$(CONFIG_VDSO) += vdso.o
-extra-$(CONFIG_VDSO) += vdso.lds
 CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
 
 CFLAGS_REMOVE_vdso.o = -pg