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Message-ID: <DM4PR12MB50880561EC92E25F6A721944D35BA@DM4PR12MB5088.namprd12.prod.outlook.com>
Date: Thu, 15 Jun 2023 06:18:46 +0000
From: Jose Abreu <Jose.Abreu@...opsys.com>
To: Christian Marangi <ansuelsmth@...il.com>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Russell King <linux@...linux.org.uk>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"linux-stm32@...md-mailman.stormreply.com"
<linux-stm32@...md-mailman.stormreply.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC: "stable@...r.kernel.org" <stable@...r.kernel.org>,
Jose Abreu <Jose.Abreu@...opsys.com>
Subject: RE: [net PATCH v2] net: ethernet: stmicro: stmmac: fix possible
memory leak in __stmmac_open
From: Christian Marangi <ansuelsmth@...il.com>
Date: Wed, Jun 14, 2023 at 10:17:14
> Fix a possible memory leak in __stmmac_open when stmmac_init_phy fails.
> It's also needed to free everything allocated by stmmac_setup_dma_desc
> and not just the dma_conf struct.
>
> Drop free_dma_desc_resources from __stmmac_open and correctly call
> free_dma_desc_resources on each user of __stmmac_open on error.
>
> Reported-by: Jose Abreu <Jose.Abreu@...opsys.com>
> Fixes: ba39b344e924 ("net: ethernet: stmicro: stmmac: generate stmmac dma conf before open")
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> Cc: stable@...r.kernel.org
Thanks for the fix.
Reviewed-by: Jose Abreu <Jose.Abreu@...opsys.com>
Thanks,
Jose
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