Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933349AbbLBRVE (ORCPT ); Wed, 2 Dec 2015 12:21:04 -0500 Received: from pegasus3.altlinux.org ([194.107.17.103]:38023 "EHLO pegasus3.altlinux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933285AbbLBRUq (ORCPT ); Wed, 2 Dec 2015 12:20:46 -0500 Date: Wed, 2 Dec 2015 20:20:44 +0300 From: "Dmitry V. Levin" To: Alexander Viro Cc: Mateusz Guzik , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RESEND PATCH 4/4] vfs: show_vfsstat: remove redundant initialization and check of error code Message-ID: <20151202172044.GD22189@altlinux.org> References: <20150319113043.GC11802@altlinux.org> <20151118174248.GA13411@altlinux.org> <20151118180213.GA9688@mguzik> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20151118180213.GA9688@mguzik> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1408 Lines: 43 Date: Wed, 18 Nov 2015 21:09:45 +0000 As err variable is now always checked right after each assignment, its initialization is redundant and could be safely removed. For the same reason, the last check of err is also redundant and could be removed as well. Signed-off-by: Dmitry V. Levin --- fs/proc_namespace.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c index 7a6b2f3..3f1190d 100644 --- a/fs/proc_namespace.c +++ b/fs/proc_namespace.c @@ -193,7 +193,7 @@ static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt) struct mount *r = real_mount(mnt); struct path mnt_path = { .dentry = mnt->mnt_root, .mnt = mnt }; struct super_block *sb = mnt_path.dentry->d_sb; - int err = 0; + int err; /* device */ if (sb->s_op->show_devname) { @@ -224,8 +224,7 @@ static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt) /* optional statistics */ if (sb->s_op->show_stats) { seq_putc(m, ' '); - if (!err) - err = sb->s_op->show_stats(m, mnt_path.dentry); + err = sb->s_op->show_stats(m, mnt_path.dentry); } seq_putc(m, '\n'); -- ldv -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/