From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752724AbaCWPMr (ORCPT ); Sun, 23 Mar 2014 11:12:47 -0400 Received: from www.linutronix.de ([62.245.132.108]:58036 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752406AbaCWPJU (ORCPT ); Sun, 23 Mar 2014 11:09:20 -0400 Message-Id: <20140323150753.786674651@linutronix.de> User-Agent: quilt/0.60-1 Date: Sun, 23 Mar 2014 15:09:30 -0000 From: Thomas Gleixner To: LKML Cc: Julia Lawall , Andrew Morton , Grant Likely Subject: [patch 11/16] block: xsysace; Use del_timer_sync() in exit path References: <20140323150557.288925975@linutronix.de> Content-Disposition: inline; filename=block-xsysace-teardown-timer-on-exit.patch X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The data structure which contains the timer is about to be freed. Make sure no callback is running. Signed-off-by: Thomas Gleixner Cc: Grant Likely --- drivers/block/xsysace.c | 2 ++ 1 file changed, 2 insertions(+) Index: tip/drivers/block/xsysace.c =================================================================== --- tip.orig/drivers/block/xsysace.c +++ tip/drivers/block/xsysace.c @@ -1088,6 +1088,8 @@ static void ace_teardown(struct ace_devi if (ace->irq) free_irq(ace->irq, ace); + del_timer_sync(&ace->stall_timer); + iounmap(ace->baseaddr); }