linux-kernel - Re: [PATCH][hid] Fix a NULL pointer dereference when we fail to allocate memory

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Date:	Sun, 22 Jul 2007 07:47:33 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Jesper Juhl <jesper.juhl@...il.com>
CC:	Jiri Kosina <jkosina@...e.cz>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Michael Haboustak <mike-@...ci.rr.com>,
	Andreas Gal <gal@....edu>, Vojtech Pavlik <vojtech@...e.cz>,
	Greg Kroah-Hartman <greg@...ah.com>,
	linux-input@...ey.karlin.mff.cuni.cz
Subject: Re: [PATCH][hid] Fix a NULL pointer dereference when we fail to allocate
 memory

Jesper Juhl napsal(a):
>  drivers/hid/usbhid/hid-core.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
> index b2baeae..3ff7468 100644
> --- a/drivers/hid/usbhid/hid-core.c
> +++ b/drivers/hid/usbhid/hid-core.c
> @@ -743,7 +743,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
>  	hid->quirks = quirks;
>  
>  	if (!(usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL)))

Out of curiosity, where is this freed?

-- 
Jiri Slaby (jirislaby@...il.com)
Faculty of Informatics, Masaryk University
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