[PATCH] ACPI sleep build fix

If you have !CONFIG_ACPI_SLEEP and CONFIG_PROC_FS, drivers/acpi/sleep/proc.o
is built, but drivers/acpi/sleep/main.o is not.

But proc.o needs symbols from main.o

drivers/acpi/Kconfig

@@ -75,6 +75,9 @@ config ACPI_SLEEP
 	  This option is not recommended for anyone except those doing driver
 	  power management development.
 
+config ACPI_SLEEP_PROC_FS
+	depends on ACPI_SLEEP && PROC_FS
+
 config ACPI_AC
 	tristate "AC Adapter"
 	depends on X86 && ACPI && !ACPI_HT_ONLY

drivers/acpi/sleep/Makefile

-obj-y				:= poweroff.o
-obj-$(CONFIG_ACPI_SLEEP)	+= main.o
-obj-$(CONFIG_PROC_FS)		+= proc.o
+obj-y					:= poweroff.o
+obj-$(CONFIG_ACPI_SLEEP)		+= main.o
+obj-$(CONFIG_ACPI_SLEEP_PROC_FS)	+= proc.o
 
 EXTRA_CFLAGS += $(ACPI_CFLAGS)