[netdrvr] Trim trailing whitespace for several drivers

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index ec95e493..fa3a460 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -1766,7 +1766,7 @@
 				skb = sis_priv->rx_skbuff[entry];
 				net_dev->stats.rx_dropped++;
 				goto refill_rx_ring;
-			}	
+			}
 
 			/* This situation should never happen, but due to
 			   some unknow bugs, it is possible that