From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755955AbcE0BnR (ORCPT ); Thu, 26 May 2016 21:43:17 -0400 Received: from mail-pf0-f193.google.com ([209.85.192.193]:36317 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755856AbcE0BnQ (ORCPT ); Thu, 26 May 2016 21:43:16 -0400 Date: Fri, 27 May 2016 10:42:22 +0900 From: Daeseok Youn To: lidza.louina@gmail.com Cc: markh@compro.net, gregkh@linuxfoundation.org, driverdev-devel@linuxdriverproject.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, luisbg@osg.samsung.com Subject: [PATCH 1/2 v2] staging: dgnc: remove redundant NULL check for brd Message-ID: <20160527014142.GA32739@SEL-JYOUN-D1> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org the "brd" value cannot be NULL in dgnc_finalize_board_init(). Because "brd" as a parameter of this function was already checked for NULL. the dgnc_finalize_board_init() as a static function was called only from dgnc_found_board() function and brd->magic value was assigned once in dgnc_found_board(). So it doesn't need to check for DGNC_BOARD_MAGIC value. Signed-off-by: Daeseok Youn --- V2: Adds more comments to Change Log. drivers/staging/dgnc/dgnc_driver.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c index af2e835..22257d2 100644 --- a/drivers/staging/dgnc/dgnc_driver.c +++ b/drivers/staging/dgnc/dgnc_driver.c @@ -579,9 +579,6 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd) { int rc = 0; - if (!brd || brd->magic != DGNC_BOARD_MAGIC) - return -ENODEV; - if (brd->irq) { rc = request_irq(brd->irq, brd->bd_ops->intr, IRQF_SHARED, "DGNC", brd); -- 1.9.1