Re: [PATCH] net: ethernet: Fix memleak in ethoc_probe

From: Jakub Kicinski
Date: Wed Dec 23 2020 - 16:12:47 EST


On Wed, 23 Dec 2020 22:00:44 +0100 Andrew Lunn wrote:
> 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@xxxxxxxxxx>
> > >
> > > Fixes: bfa49cfc5262 ("net/ethoc: fix null dereference on error exit path")
> > >
> > > Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
> >
> > 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.

Looks like it's been a TODO for 3 years now:

https://github.com/getpatchwork/patchwork/issues/151

:(