From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031653Ab2K3St3 (ORCPT ); Fri, 30 Nov 2012 13:49:29 -0500 Received: from mail.kernel.org ([198.145.19.201]:57440 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1031595Ab2K3St0 (ORCPT ); Fri, 30 Nov 2012 13:49:26 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Danny Kukawka , Jens Axboe Subject: [ 03/37] drivers/block/DAC960: fix -Wuninitialized warning Date: Fri, 30 Nov 2012 10:45:50 -0800 Message-Id: <20121130183857.567243855@linuxfoundation.org> X-Mailer: git-send-email 1.8.0.197.g5a90748 In-Reply-To: <20121130183857.166228045@linuxfoundation.org> References: <20121130183857.166228045@linuxfoundation.org> User-Agent: quilt/0.60-2.1.2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Danny Kukawka commit cecd353a02fb1405c8a72a324b26b5acf97e7411 upstream. Set CommandMailbox with memset before use it. Fix for: drivers/block/DAC960.c: In function ‘DAC960_V1_EnableMemoryMailboxInterface’: arch/x86/include/asm/io.h:61:1: warning: ‘CommandMailbox.Bytes[12]’ may be used uninitialized in this function [-Wuninitialized] drivers/block/DAC960.c:1175:30: note: ‘CommandMailbox.Bytes[12]’ was declared here Signed-off-by: Danny Kukawka Signed-off-by: Jens Axboe Signed-off-by: Greg Kroah-Hartman --- drivers/block/DAC960.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -1177,7 +1177,8 @@ static bool DAC960_V1_EnableMemoryMailbo int TimeoutCounter; int i; - + memset(&CommandMailbox, 0, sizeof(DAC960_V1_CommandMailbox_T)); + if (pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(32))) return DAC960_Failure(Controller, "DMA mask out of range"); Controller->BounceBufferLimit = DMA_BIT_MASK(32);