From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752383Ab1GUJTN (ORCPT ); Thu, 21 Jul 2011 05:19:13 -0400 Received: from a.ns.miles-group.at ([95.130.255.143]:57251 "EHLO radon.swed.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751956Ab1GUJSs (ORCPT ); Thu, 21 Jul 2011 05:18:48 -0400 From: Richard Weinberger To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net, Richard Weinberger Subject: [PATCH 10/10] um: Remove dead code Date: Thu, 21 Jul 2011 11:18:34 +0200 Message-Id: <1311239914-8301-10-git-send-email-richard@nod.at> X-Mailer: git-send-email 1.7.6 In-Reply-To: <1311239914-8301-1-git-send-email-richard@nod.at> References: <1311239914-8301-1-git-send-email-richard@nod.at> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org GCC 4.6's -Wunused-but-set-variable found some dead code. Signed-off-by: Richard Weinberger --- arch/um/drivers/chan_kern.c | 3 +-- arch/um/drivers/line.c | 3 +-- arch/um/kernel/reboot.c | 3 +-- 3 files changed, 3 insertions(+), 6 deletions(-) diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 25e1965..d4191fe 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -543,11 +543,10 @@ int parse_chan_pair(char *str, struct line *line, int device, const struct chan_opts *opts, char **error_out) { struct list_head *chans = &line->chan_list; - struct chan *new, *chan; + struct chan *new; char *in, *out; if (!list_empty(chans)) { - chan = list_entry(chans->next, struct chan, list); free_chan(chans, 0); INIT_LIST_HEAD(chans); } diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 35dd0b8..d51c404 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -176,10 +176,9 @@ void line_flush_buffer(struct tty_struct *tty) { struct line *line = tty->driver_data; unsigned long flags; - int err; spin_lock_irqsave(&line->lock, flags); - err = flush_buffer(line); + flush_buffer(line); spin_unlock_irqrestore(&line->lock, flags); } diff --git a/arch/um/kernel/reboot.c b/arch/um/kernel/reboot.c index 869bec9..4d93dff 100644 --- a/arch/um/kernel/reboot.c +++ b/arch/um/kernel/reboot.c @@ -20,9 +20,8 @@ static void kill_off_processes(void) os_kill_ptraced_process(userspace_pid[0], 1); else { struct task_struct *p; - int pid, me; + int pid; - me = os_getpid(); for_each_process(p) { if (p->mm == NULL) continue; -- 1.7.6