linux-kernel - [Patch] Memory leak in drivers/usb/serial/airprime.c

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Date:	Thu, 05 Oct 2006 12:31:53 +0200
From:	Eric Sesterhenn <snakebyte@....de>
To:	linux-kernel@...r.kernel.org
Cc:	andy@...ynet.net
Subject: [Patch] Memory leak in drivers/usb/serial/airprime.c

hi,

the commit http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=5dda171202f94127e49c12daf780cdae1b4e668b
added a memory leak. In case we cant allocate an urb, we dont free
the buffer and leak it. Coverity id #1438

Signed-off-by: Eric Sesterhenn <snakebyte@....de>

--- linux-2.6.19-rc1/drivers/usb/serial/airprime.c.orig	2006-10-05 12:25:56.000000000 +0200
+++ linux-2.6.19-rc1/drivers/usb/serial/airprime.c	2006-10-05 12:26:35.000000000 +0200
@@ -133,6 +133,7 @@ static int airprime_open(struct usb_seri
 		}
 		urb = usb_alloc_urb(0, GFP_KERNEL);
 		if (!urb) {
+			kfree(buffer);
 			dev_err(&port->dev, "%s - no more urbs?\n",
 				__FUNCTION__);
 			result = -ENOMEM;


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