ARM: S3C2410: fix S3C_GPIO_SPACE #error message to match reality

S3C_GPIO_SPACE cannont be NON-zero, not zero.
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-s3c2410/include/mach/gpio-nrs.h

@@ -53,7 +53,7 @@
 #define S3C2410_GPIO_M_NR	(32)	/* technically 2. */
 
 #if CONFIG_S3C_GPIO_SPACE != 0
-#error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment
+#error CONFIG_S3C_GPIO_SPACE cannot be nonzero at the moment
 #endif
 
 #define S3C2410_GPIO_NEXT(__gpio) \