drivers/base: Remove unneeded spin_lock_init call for soc_lock

soc_lock is already initialized by DEFINE_SPINLOCK.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/base/soc.c b/drivers/base/soc.c
index 05f1503..f49346b 100644
--- a/drivers/base/soc.c
+++ b/drivers/base/soc.c
@@ -168,8 +168,6 @@
 
 static int __init soc_bus_register(void)
 {
-	spin_lock_init(&soc_lock);
-
 	return bus_register(&soc_bus_type);
 }
 core_initcall(soc_bus_register);