arcnet: Wrap some long lines

Just neatening.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
diff --git a/drivers/net/arcnet/capmode.c b/drivers/net/arcnet/capmode.c
index a898647..46a76dc 100644
--- a/drivers/net/arcnet/capmode.c
+++ b/drivers/net/arcnet/capmode.c
@@ -222,7 +222,8 @@
 
 free_outskb:
 	dev_kfree_skb_irq(lp->outgoing.skb);
-	lp->outgoing.proto = NULL; /* We are always finished when in this protocol */
+	lp->outgoing.proto = NULL;
+			/* We are always finished when in this protocol */
 
 	return 0;
 }