From 7bdc07318d18bdfdce77125cc51a7f2a157cdc95 Mon Sep 17 00:00:00 2001
From: Michael Lotz <mmlr@mlotz.ch>
Date: Mon, 12 Dec 2011 03:37:58 +0100
Subject: [PATCH] Fix use after free in error case. CID 10545.

---
 src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp b/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp
index 5514dd2443..be475d884e 100644
--- a/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp
+++ b/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp
@@ -224,8 +224,9 @@ usb_printer_device_added(usb_device newDevice, void **cookie)
 	device->notify = create_sem(0, "usb_printer callback notify");
 	if (device->notify < B_OK) {
 		mutex_destroy(&device->lock);
+		status_t result = device->notify;
 		free(device);
-		return device->notify;
+		return result;
 	}
 
 	mutex_lock(&gDeviceListLock);