From patchwork Thu Jun 13 13:33:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 10991815 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4A4501398 for ; Thu, 13 Jun 2019 13:34:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 36FD5288F4 for ; Thu, 13 Jun 2019 13:34:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2B1EA28C04; Thu, 13 Jun 2019 13:34:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id DE222288F4 for ; Thu, 13 Jun 2019 13:34:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8D84589A5C; Thu, 13 Jun 2019 13:34:00 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2F98B89A56; Thu, 13 Jun 2019 13:33:59 +0000 (UTC) Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 91A6D2082C; Thu, 13 Jun 2019 13:33:58 +0000 (UTC) Date: Thu, 13 Jun 2019 15:33:56 +0200 From: Greg Kroah-Hartman To: Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter Subject: [PATCH] i915: no need to check return value of debugfs_create functions Message-ID: <20190613133356.GA6634@kroah.com> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.12.0 (2019-05-25) X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560432839; bh=ejgkaRd0uUwfpHO86VKs0ScbsGALDRtHsmbzdmusvkw=; h=Date:From:To:Cc:Subject:From; b=EtqtVGcbMkxm0qGcBFRBVr4aD1tsNRNtqqSqbepUo/TvayHs3pSmOeydyPSwRDPeN 0b+XuQNH+gwKwCNfyllYS6crd76EJp4BIqsu7LnVOUJgyWXQVvyM8pXkF1F87WX17r L7DYz2n0Y0G/7Z/a5DyPH9BNF4K4/uojPZtaPxfU= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Jani Nikula Cc: Joonas Lahtinen Cc: Rodrigo Vivi Cc: David Airlie Cc: Daniel Vetter Cc: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/i915/i915_debugfs.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 5823ffb17821..bd5cf8ec254d 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4648,23 +4648,17 @@ static const struct i915_debugfs_files { int i915_debugfs_register(struct drm_i915_private *dev_priv) { struct drm_minor *minor = dev_priv->drm.primary; - struct dentry *ent; int i; - ent = debugfs_create_file("i915_forcewake_user", S_IRUSR, - minor->debugfs_root, to_i915(minor->dev), - &i915_forcewake_fops); - if (!ent) - return -ENOMEM; + debugfs_create_file("i915_forcewake_user", S_IRUSR, minor->debugfs_root, + to_i915(minor->dev), &i915_forcewake_fops); for (i = 0; i < ARRAY_SIZE(i915_debugfs_files); i++) { - ent = debugfs_create_file(i915_debugfs_files[i].name, - S_IRUGO | S_IWUSR, - minor->debugfs_root, - to_i915(minor->dev), - i915_debugfs_files[i].fops); - if (!ent) - return -ENOMEM; + debugfs_create_file(i915_debugfs_files[i].name, + S_IRUGO | S_IWUSR, + minor->debugfs_root, + to_i915(minor->dev), + i915_debugfs_files[i].fops); } return drm_debugfs_create_files(i915_debugfs_list,