drivers/misc/cb710: add missing GENERIC_HARDIRQS dependency

CB710_CORE (drivers/misc/cb710/core.c) calls devm_request_irq() and
therefore needs a GENERIC_HARDIRQS dependency to prevent a link
error on s390.

Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 8d13c65..3004127 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -461,7 +461,7 @@
 
 config MMC_CB710
 	tristate "ENE CB710 MMC/SD Interface support"
-	depends on PCI
+	depends on PCI && GENERIC_HARDIRQS
 	select CB710_CORE
 	help
 	  This option enables support for MMC/SD part of ENE CB710/720 Flash