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From: David Miller <davem@redhat.com>
To: christophe.jaillet@wanadoo.fr
Cc: yuehaibing@huawei.com, tglx@linutronix.de,
	gregkh@linuxfoundation.org, tbogendoerfer@suse.de,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] net: seeq: Fix the function used to release some memory in an error handling path
Date: Sun, 01 Sep 2019 12:11:09 -0700 (PDT)	[thread overview]
Message-ID: <20190901.121109.1164811815017267709.davem@redhat.com> (raw)
In-Reply-To: <20190831071751.1479-1-christophe.jaillet@wanadoo.fr>

From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Sat, 31 Aug 2019 09:17:51 +0200

> In commit 99cd149efe82 ("sgiseeq: replace use of dma_cache_wback_inv"),
> a call to 'get_zeroed_page()' has been turned into a call to
> 'dma_alloc_coherent()'. Only the remove function has been updated to turn
> the corresponding 'free_page()' into 'dma_free_attrs()'.
> The error hndling path of the probe function has not been updated.
> 
> Fix it now.
> 
> Rename the corresponding label to something more in line.
> 
> Fixes: 99cd149efe82 ("sgiseeq: replace use of dma_cache_wback_inv")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

Applied.

> If 'dma_alloc_coherent()' fails, maybe the message in printk could be
> improved. The comment above may also not be relevant.

Memory allocation failures already give a stack backtrack down deep in the
memory allocators, therefore printing messages at allocation call sites
are veboten.

      parent reply	other threads:[~2019-09-01 19:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-31  7:17 [PATCH] net: seeq: Fix the function used to release some memory in an error handling path Christophe JAILLET
2019-08-31  8:19 ` Thomas Bogendoerfer
2019-09-01 19:11 ` David Miller [this message]

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