staging: bcm: Removed unnecessary 'else' after 'return' statement in Qos.c

The following patch fixes the checkpatch.pl warning:
WARNING: else is not generally useful after a break or return
Signed-off-by: Esra Altintas <es.altintas@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/bcm/Qos.c

@@ -978,8 +978,7 @@ static bool EthCSMatchEThTypeSAP(struct bcm_classifier_rule *pstClassifierRule,
 		if (pstEthCsPktInfo->ucDSAP ==
 				pstClassifierRule->au8EthCSEtherType[2])
 			return TRUE;
-		else
-			return false;
+		return false;
 
 	}