public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Greg Kroah-Hartman <gregkh@suse.de>
To: linux-usb-devel@lists.sourceforge.net
Cc: linux-kernel@vger.kernel.org, Pete Zaitcev <zaitcev@redhat.com>,
	Greg Kroah-Hartman <gregkh@suse.de>
Subject: [PATCH 2/9] usblp: Don't let suspend to kill ->used
Date: Fri,  8 Jun 2007 17:03:47 -0700	[thread overview]
Message-ID: <1181347441440-git-send-email-gregkh@suse.de> (raw)
In-Reply-To: <11813474343815-git-send-email-gregkh@suse.de>

From: Pete Zaitcev <zaitcev@redhat.com>

Suspend destroys refcounting for open/release.

Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/usb/class/usblp.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 7b1edfe..6778f9a 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -347,10 +347,8 @@ static int handle_bidir (struct usblp *usblp)
 	if (usblp->bidir && usblp->used && !usblp->sleeping) {
 		usblp->readcount = 0;
 		usblp->readurb->dev = usblp->dev;
-		if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) {
-			usblp->used = 0;
+		if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0)
 			return -EIO;
-		}
 	}
 
 	return 0;
@@ -412,6 +410,7 @@ static int usblp_open(struct inode *inode, struct file *file)
 	usblp->readurb->status = 0;
 
 	if (handle_bidir(usblp) < 0) {
+		usblp->used = 0;
 		file->private_data = NULL;
 		retval = -EIO;
 	}
-- 
1.5.2.1


  reply	other threads:[~2007-06-09  0:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-09  0:03 [GIT PATCH] USB fixes for 2.6.22-rc4 Greg KH
2007-06-09  0:03 ` [PATCH 1/9] USB: set default y for CONFIG_USB_DEVICE_CLASS Greg Kroah-Hartman
2007-06-09  0:03   ` Greg Kroah-Hartman [this message]
2007-06-09  0:03     ` [PATCH 3/9] USB: usb gadgets avoid le{16,32}_to_cpup() Greg Kroah-Hartman
2007-06-09  0:03       ` [PATCH 4/9] USB: UNUSUAL_DEV: Sync up some reported devices from Ubuntu Greg Kroah-Hartman
2007-06-09  0:03         ` [PATCH 5/9] USB: cxacru: add Documentation file Greg Kroah-Hartman
2007-06-09  0:03           ` [PATCH 6/9] USB: cxacru: create sysfs attributes in atm_start instead of bind Greg Kroah-Hartman
2007-06-09  0:03             ` [PATCH 7/9] USB: cxacru: ignore error trying to start ADSL in atm_start Greg Kroah-Hartman
2007-06-09  0:03               ` [PATCH 8/9] USB: Fix up bogus bInterval values in endpoint descriptors Greg Kroah-Hartman
2007-06-09  0:03                 ` [PATCH 9/9] OHCI: Fix machine check in ohci_hub_status_data Greg Kroah-Hartman

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=1181347441440-git-send-email-gregkh@suse.de \
    --to=gregkh@suse.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb-devel@lists.sourceforge.net \
    --cc=zaitcev@redhat.com \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox