netdev - Re: [PATCH] net: ethernet: Fix memleak in ethoc

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Message-ID: <20201223210044.GA3253993@lunn.ch>
Date:   Wed, 23 Dec 2020 22:00:44 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Dinghao Liu <dinghao.liu@....edu.cn>, kjlu@....edu,
        "David S. Miller" <davem@...emloft.net>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Arnd Bergmann <arnd@...db.de>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: ethernet: Fix memleak in ethoc_probe

On Wed, Dec 23, 2020 at 12:32:18PM -0800, Jakub Kicinski wrote:
> On Wed, 23 Dec 2020 16:33:04 +0100 Andrew Lunn wrote:
> > On Wed, Dec 23, 2020 at 07:06:12PM +0800, Dinghao Liu wrote:
> > > When mdiobus_register() fails, priv->mdio allocated
> > > by mdiobus_alloc() has not been freed, which leads
> > > to memleak.
> > > 
> > > Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn>  
> > 
> > Fixes: bfa49cfc5262 ("net/ethoc: fix null dereference on error exit path")
> > 
> > Reviewed-by: Andrew Lunn <andrew@...n.ch>
> 
> Ooof, I applied without looking at your email and I added:
> 
> Fixes: e7f4dc3536a4 ("mdio: Move allocation of interrupts into core")

[Goes and looks deeper]

Yes, commit e7f4dc3536a4 looks like it introduced the original
problem. bfa49cfc5262 just moved to code around a bit.

Does patchwork not automagically add Fixes: lines from full up emails?
That seems like a reasonable automation.

	 Andrew