[PATCH] ACPI: make bay depend on dock

Since the bay driver depends on the dock driver for proper notification,
make this driver depend on the dock driver.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Acked-by: Len Brown <lenb@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index e942ffe..7c49e10 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -149,6 +149,7 @@
 config ACPI_BAY
 	tristate "Removable Drive Bay (EXPERIMENTAL)"
 	depends on EXPERIMENTAL
+	depends on ACPI_DOCK
 	help
 	  This driver adds support for ACPI controlled removable drive
 	  bays such as the IBM ultrabay or the Dell Module Bay.