From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752738AbcGFGRD (ORCPT ); Wed, 6 Jul 2016 02:17:03 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:32770 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750780AbcGFGRA (ORCPT ); Wed, 6 Jul 2016 02:17:00 -0400 Date: Wed, 6 Jul 2016 15:15:34 +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 Subject: [PATCH 07/15 RESEND] staging: dgnc: remove redundant NULL check for brd Message-ID: <20160706061534.GA18613@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 --- RESEND: This patch was not merged for a long time, if there is any reason why this patch could NOT be merged into staging tree, let me know. There were no comment for this patch. I cannot understand why this patch have to wait long time to merge. And I also sent emails to mailing-lists for reminding this patch... please let me know, what is the problem to merge this patch into staging tree. 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