linux-kernel - Re: [PATCH] :V2 drivers/bluetooth/bpa10x.c: missing kfrees

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Message-ID: <1307866435.2589.48.camel@aeonflux>
Date:	Sun, 12 Jun 2011 10:13:54 +0200
From:	Marcel Holtmann <marcel@...tmann.org>
To:	Connor Hansen <cmdkhh@...il.com>
Cc:	padovan@...fusion.mobi, linux-bluetooth@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] :V2 drivers/bluetooth/bpa10x.c: missing kfrees

Hi Connor,

> both bpa10x_submit_initr_urb() and bpa10x_submit_bulk_urb()
> malloc a char buffer(buf) for usb_fill_init_usb() but fail to
> free it after freeing the urb.

you do realize that URB_FREE_BUFFER flag is used?

> Likewise, bpa10x_send_frame() allocates a usb_ctrlrequest(dr)
> for sending packets but does not free it after the
> usb_fill_control_urb() call.

There is a kfree(urb->setup_packet) in the complete callback. So I am
not following where you would see a memory leak here.

Regards

Marcel


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