X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fusb%2Fgadget%2Fprinter.c;h=ec8f2eb041ca97b258e4ae3a45700b0305f6caf1;hb=da741b8c56d612b5dd26ffa31341911a5fea23ee;hp=76be75e3ab8fe4a051240b8c37e7f15c8558edba;hpb=50be4917ee70218f59e04dec029121b97fb9cb3d;p=linux-2.6

diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 76be75e3ab..ec8f2eb041 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -462,6 +462,7 @@ printer_open(struct inode *inode, struct file *fd)
 	unsigned long		flags;
 	int			ret = -EBUSY;
 
+	lock_kernel();
 	dev = container_of(inode->i_cdev, struct printer_dev, printer_cdev);
 
 	spin_lock_irqsave(&dev->lock, flags);
@@ -477,7 +478,7 @@ printer_open(struct inode *inode, struct file *fd)
 	spin_unlock_irqrestore(&dev->lock, flags);
 
 	DBG(dev, "printer_open returned %x\n", ret);
-
+	unlock_kernel();
 	return ret;
 }