ehea: Add dependency to Kconfig

The new ehea memory hot plug implementation depends on MEMORY_HOTPLUG.

Signed-off-by: Hannes Hering <hering2@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index d27f54a..9f6cc8a 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -2426,7 +2426,7 @@
 
 config EHEA
 	tristate "eHEA Ethernet support"
-	depends on IBMEBUS && INET && SPARSEMEM
+	depends on IBMEBUS && INET && SPARSEMEM && MEMORY_HOTPLUG
 	select INET_LRO
 	---help---
 	  This driver supports the IBM pSeries eHEA ethernet adapter.