From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936714AbXGLALE (ORCPT ); Wed, 11 Jul 2007 20:11:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S936748AbXGKX7J (ORCPT ); Wed, 11 Jul 2007 19:59:09 -0400 Received: from static-ip-62-75-166-246.inaddr.intergenia.de ([62.75.166.246]:58819 "EHLO vs166246.vserver.de" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S935770AbXGKX7H convert rfc822-to-8bit (ORCPT ); Wed, 11 Jul 2007 19:59:07 -0400 From: Michael Buesch To: tytso@mit.edu, Andrew Morton Subject: [PATCH] rocket: Fix mutex locking compile warning Date: Thu, 12 Jul 2007 01:56:32 +0200 User-Agent: KMail/1.9.6 Cc: "linux-kernel" MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200707120156.32795.mb@bu3sch.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This fixes drivers/char/rocket.c: In function ‘rp_write’: drivers/char/rocket.c:1705: warning: ignoring return value of ‘mutex_lock_interruptible’, declared with attribute warn_unused_result Signed-off-by: Michael Buesch Index: bu3sch-wireless-dev/drivers/char/rocket.c =================================================================== --- bu3sch-wireless-dev.orig/drivers/char/rocket.c 2007-05-18 18:09:48.000000000 +0200 +++ bu3sch-wireless-dev/drivers/char/rocket.c 2007-07-12 01:52:44.000000000 +0200 @@ -1702,7 +1702,8 @@ static int rp_write(struct tty_struct *t if (count <= 0 || rocket_paranoia_check(info, "rp_write")) return 0; - mutex_lock_interruptible(&info->write_mtx); + if (mutex_lock_interruptible(&info->write_mtx)) + return -ERESTARTSYS; #ifdef ROCKET_DEBUG_WRITE printk(KERN_INFO "rp_write %d chars...", count); -- Greetings Michael.