linux-kernel - Re: [PATCH] net/sonic: Fix a resource leak in an error handling path in 'jazz_sonic

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Date:   Mon, 27 Apr 2020 12:08:00 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     christophe.jaillet@...adoo.fr
Cc:     fthain@...egraphics.com.au, tsbogend@...ha.franken.de,
        jgarzik@...ox.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] net/sonic: Fix a resource leak in an error handling
 path in 'jazz_sonic_probe()'

From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Date: Mon, 27 Apr 2020 08:18:03 +0200

> A call to 'dma_alloc_coherent()' is hidden in 'sonic_alloc_descriptors()',
> called from 'sonic_probe1()'.
> 
> This is correctly freed in the remove function, but not in the error
> handling path of the probe function.
> Fix it and add the missing 'dma_free_coherent()' call.
> 
> While at it, rename a label in order to be slightly more informative.
> 
> Fixes: efcce839360f ("[PATCH] macsonic/jazzsonic network drivers update")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Applied, thanks.