LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Simon Arlott <simon@arlott.org>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [PATCH 2/2] usbatm: Detect usb device shutdown and ignore failed urbs.
Date: Wed, 21 Feb 2007 21:39:50 +0000	[thread overview]
Message-ID: <45DCBC26.1050308@simon.arlott.org.uk> (raw)

[-- Attachment #1: Type: text/plain, Size: 855 bytes --]

Detect usb device shutdown and ignore failed urbs. This happens when the driver is unloaded or the device is unplugged.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
---
 drivers/usb/atm/usbatm.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index 83cea01..1f5faee 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -274,6 +274,10 @@ static void usbatm_complete(struct urb *
 			(!(channel->usbatm->flags & UDSL_IGNORE_EILSEQ) ||
 			 urb->status != -EILSEQ ))
 	{
+		/* the module/device has probably been removed */
+		if (urb->status == -ESHUTDOWN)
+			return;
+
 		if (printk_ratelimit())
 			atm_warn(channel->usbatm, "%s: urb 0x%p failed (%d)!\n",
 				__func__, urb, urb->status);
-- 
1.4.3.1


-- 
Simon Arlott


[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 829 bytes --]

             reply	other threads:[~2007-02-21 21:40 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-21 21:39 Simon Arlott [this message]
2007-02-22 10:43 ` Duncan Sands
2007-02-22 23:53   ` Pete Zaitcev
2007-02-23  9:36     ` Duncan Sands
2007-02-23 16:16       ` [linux-usb-devel] " Alan Stern
2007-02-23 17:05         ` Duncan Sands
2007-02-23 18:11           ` Alan Stern

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=45DCBC26.1050308@simon.arlott.org.uk \
    --to=simon@arlott.org \
    --cc=254ad70138dc1cdf241hjzcr0007jhhw@thunder.lp0.eu \
    --cc=linux-kernel@vger.kernel.org \
    --subject='Re: [PATCH 2/2] usbatm: Detect usb device shutdown and ignore failed urbs.' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).