staging: xillybus: Removed unnecessary smp_wmb()

These memory barriers were added "just to be safe".
Signed-off-by: Eli Billauer <eli.billauer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/xillybus/xillybus_core.c

@@ -2061,8 +2061,6 @@ int xillybus_endpoint_discovery(struct xilly_endpoint *endpoint)
 	if (rc)
 		goto failed_idt;
 
-	smp_wmb();
-
 	rc = xilly_obtain_idt(endpoint);
 
 	if (rc)
@@ -2086,8 +2084,6 @@ int xillybus_endpoint_discovery(struct xilly_endpoint *endpoint)
 	if (rc)
 		goto failed_idt;
 
-	smp_wmb(); /* mutex_lock below should suffice, but won't hurt.*/
-
 	/*
 	 * endpoint is now completely configured. We put it on the list
 	 * available to open() before registering the char device(s)