[PATCH] ARM: remove bashism in check for multiple zreladdrs

[Rabin Vincent]

Get rid of this complaint from dash:

    AS      arch/arm/boot/compressed/lib1funcs.o
  /bin/sh: 1: [: y: unexpected operator
    LD      arch/arm/boot/compressed/vmlinux

Cc: Sascha Hauer <s.hauer at pengutronix.de>
Signed-off-by: Rabin Vincent <rabin at rab.in>
---
 arch/arm/boot/compressed/Makefile |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index a53a333..a6b30b3 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -140,7 +140,7 @@ bad_syms=$$($(CROSS_COMPILE)nm $@ | sed -n 's/^.\{8\} [bc] \(.*\)/\1/p') && \
     echo "$$bad_syms" >&2; rm -f $@; false )
 
 check_for_multiple_zreladdr = \
-if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" == "" ]; then \
+if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" = "" ]; then \
 	echo 'multiple zreladdrs: $(ZRELADDR)'; \
 	echo 'This needs CONFIG_AUTO_ZRELADDR to be set'; \
 	false; \
-- 
1.7.5.4