From: Oliver Neukum <oliver@neukum.org>
Date: Tue, 12 Feb 2008 18:08:30 +0000 (+0100)
Subject: USB: fix pm counter leak in usblp
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1902869019918411c148c18cc3a22aade569ac9a;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git

USB: fix pm counter leak in usblp

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

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
---

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;