net: Coding style corrections on Sealevel Systems 4021 driver.

Changed braces position on some statements.
Inserted a space between an "if" keyword and a parenthesis.
Signed-off-by: NRudy Matela <rudy.matela@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/wan/sealevel.c

@@ -84,8 +84,7 @@ static int sealevel_open(struct net_device *d)
 	 *	Link layer up.
 	 */
 
-	switch (unit)
-	{
+	switch (unit) {
 		case 0:
 			err = z8530_sync_dma_open(d, slvl->chan);
 			break;
@@ -133,8 +132,7 @@ static int sealevel_close(struct net_device *d)
 	hdlc_close(d);
 	netif_stop_queue(d);
 
-	switch (unit)
-	{
+	switch (unit) {
 		case 0:
 			z8530_sync_dma_close(d, slvl->chan);
 			break;
@@ -342,8 +340,7 @@ static void __exit slvl_shutdown(struct slvl_board *b)
 
 	z8530_shutdown(&b->board);
 
-	for (u = 0; u < 2; u++)
-	{
+	for (u = 0; u < 2; u++) {
 		struct net_device *d = b->dev[u].chan->netdevice;
 		unregister_hdlc_device(d);
 		free_netdev(d);
@@ -391,7 +388,7 @@ static int __init slvl_init_module(void)
 
 static void __exit slvl_cleanup_module(void)
 {
-	if(slvl_unit)
+	if (slvl_unit)
 		slvl_shutdown(slvl_unit);
 }