From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935156Ab3BTAZz (ORCPT ); Tue, 19 Feb 2013 19:25:55 -0500 Received: from mail-pb0-f49.google.com ([209.85.160.49]:34444 "EHLO mail-pb0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934991Ab3BTAXM (ORCPT ); Tue, 19 Feb 2013 19:23:12 -0500 From: Kent Overstreet To: linux-kernel@vger.kernel.org Cc: Kent Overstreet , axboe@kernel.dk, Jiri Kosina Subject: [PATCH 20/27] pktcdvd: Use bio_reset() in disabled code to kill bi_idx usage Date: Tue, 19 Feb 2013 16:22:34 -0800 Message-Id: <1361319761-23873-21-git-send-email-koverstreet@google.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: <1361319761-23873-1-git-send-email-koverstreet@google.com> References: <1361319761-23873-1-git-send-email-koverstreet@google.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the short term this'll help with code auditing, and if this code ever gets used now it's converted :) Signed-off-by: Kent Overstreet CC: Jiri Kosina --- drivers/block/pktcdvd.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 783c96c..1119042 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -1156,16 +1156,15 @@ static int pkt_start_recovery(struct packet_data *pkt) new_sector = new_block * (CD_FRAMESIZE >> 9); pkt->sector = new_sector; + bio_reset(pkt->bio); + pkt->bio->bi_bdev = pd->bdev; + pkt->bio->bi_rw = REQ_WRITE; pkt->bio->bi_sector = new_sector; - pkt->bio->bi_next = NULL; - pkt->bio->bi_flags = 1 << BIO_UPTODATE; - pkt->bio->bi_idx = 0; - - BUG_ON(pkt->bio->bi_rw != REQ_WRITE); - BUG_ON(pkt->bio->bi_vcnt != pkt->frames); - BUG_ON(pkt->bio->bi_size != pkt->frames * CD_FRAMESIZE); - BUG_ON(pkt->bio->bi_end_io != pkt_end_io_packet_write); - BUG_ON(pkt->bio->bi_private != pkt); + pkt->bio->bi_size = pkt->frames * CD_FRAMESIZE; + pkt->bio->bi_vcnt = pkt->frames; + + pkt->bio->bi_end_io = pkt_end_io_packet_write; + pkt->bio->bi_private = pkt; drop_super(sb); return 1; -- 1.7.12