From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Subject: [PATCH v2 10/24] uas: zap_pending: data urbs should have completed at this time Date: Sat, 13 Sep 2014 12:26:37 +0200 Message-ID: <1410604011-3828-11-git-send-email-hdegoede@redhat.com> References: <1410604011-3828-1-git-send-email-hdegoede@redhat.com> Return-path: Received: from mx1.redhat.com ([209.132.183.28]:17626 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752062AbaIMK1N (ORCPT ); Sat, 13 Sep 2014 06:27:13 -0400 In-Reply-To: <1410604011-3828-1-git-send-email-hdegoede@redhat.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-scsi@vger.kernel.org, Hans de Goede The data urbs are all killed before calling zap_pending, and their completion handler should have cleared their inflight flag. Do not 0 the data inflight flags, and add a check for try_complete succeeding, as it should always succeed when called from zap_pending. Signed-off-by: Hans de Goede --- drivers/usb/storage/uas.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 08edb6b..85bbc1d 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -145,6 +145,7 @@ static void uas_zap_pending(struct uas_dev_info *devinfo, int result) struct uas_cmd_info *cmdinfo; struct uas_cmd_info *temp; unsigned long flags; + int err; spin_lock_irqsave(&devinfo->lock, flags); list_for_each_entry_safe(cmdinfo, temp, &devinfo->dead_list, list) { @@ -152,12 +153,11 @@ static void uas_zap_pending(struct uas_dev_info *devinfo, int result) struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp); uas_log_cmd_state(cmnd, __func__); - /* all urbs are killed, clear inflight bits */ - cmdinfo->state &= ~(COMMAND_INFLIGHT | - DATA_IN_URB_INFLIGHT | - DATA_OUT_URB_INFLIGHT); + /* Sense urbs were killed, clear COMMAND_INFLIGHT manually */ + cmdinfo->state &= ~COMMAND_INFLIGHT; cmnd->result = result << 16; - uas_try_complete(cmnd, __func__); + err = uas_try_complete(cmnd, __func__); + WARN_ON(err != 0); } spin_unlock_irqrestore(&devinfo->lock, flags); } -- 2.1.0