From: Oliver Neukum <oliver@neukum.org>
Date: Fri, 22 Feb 2008 00:35:05 +0000 (+0000)
Subject: USB: fix pm counter leak in usblp
X-Git-Tag: v2.6.24.3~6
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8b0ccb03f068cf8561efd51e88cbdf3f345163b9;p=karo-tx-linux.git

USB: fix pm counter leak in usblp

commit 1902869019918411c148c18cc3a22aade569ac9a upstream

if you fail in open() you must decrement the pm counter again.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index ad632f2d6f94..0647164d36db 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -428,6 +428,7 @@ static int usblp_open(struct inode *inode, struct file *file)
 	usblp->rcomplete = 0;
 
 	if (handle_bidir(usblp) < 0) {
+		usb_autopm_put_interface(intf);
 		usblp->used = 0;
 		file->private_data = NULL;
 		retval = -EIO;