linux-kernel - Re: [PATCH] firewire: fw-ohci: plug dma memory leak in AR handler

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Message-ID: <47E9F6BB.4010601@s5r6.in-berlin.de>
Date:	Wed, 26 Mar 2008 08:09:47 +0100
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Jarod Wilson <jwilson@...hat.com>
CC:	linux1394-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firewire: fw-ohci: plug dma memory leak in AR handler

Jarod Wilson wrote:
> @@ -605,7 +606,7 @@ static void ar_context_tasklet(unsigned long data)
>  			buffer = handle_ar_packet(ctx, buffer);
>  
>  		dma_free_coherent(ohci->card.device, PAGE_SIZE,
> -				  buffer, buffer_bus);
> +				  start, start_bus);
>  		ar_context_add_page(ctx);

On the other hand, why do we free a page + allocate a page?
Why don't we re-initialize and re-add the old page?
-- 
Stefan Richter
-=====-==--- --== ==-=-
http://arcgraph.de/sr/
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