staging: rtl8188eu: simplify calculation

Simplify calcualation:  * 10 / 2  can be reduced to  * 5
Also cleans missing spaces checkpatch issues.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_ioctl_set.c

@@ -575,7 +575,7 @@ u16 rtw_get_cur_max_rate(struct adapter *adapter)
 			i++;
 		}
 
-		max_rate = max_rate*10/2;
+		max_rate *= 5;
 	}
 
 	return max_rate;