From: Oliver Neukum <oliver@neukum.name>
Date: Fri, 3 Nov 2006 22:59:29 +0000 (+0000)
Subject: [PATCH] USB: failure in usblp's error path
X-Git-Tag: v2.6.18.3~20
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa4788169281af4b64d1fb077f6312fef535c184;p=thirdparty%2Fkernel%2Fstable.git

[PATCH] USB: failure in usblp's error path

USB: failure in usblp's error path

if urb submission fails due to a transient error here eg. ENOMEM
, the driver is dead. This fixes it.

	Regards
		Oliver

Signed-off-by: Oliver Neukum <oliver@neukum.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
---

diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 48dee4b8d8e50..acc7cd8ec89e1 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -701,6 +701,7 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t
 		usblp->wcomplete = 0;
 		err = usb_submit_urb(usblp->writeurb, GFP_KERNEL);
 		if (err) {
+			usblp->wcomplete = 1;
 			if (err != -ENOMEM)
 				count = -EIO;
 			else