From: Richard Patel <ripatel@wii.dev>
To: Andrew Lunn <andrew@lunn.ch>
Cc: intel-wired-lan@lists.osuosl.org,
Tony Nguyen <anthony.l.nguyen@intel.com>,
Przemek Kitszel <przemyslaw.kitszel@intel.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Steve Douthit <stephend@silicom-usa.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ixgbe: fix MDIO bus leak when rejecting SFP module
Date: Wed, 26 Aug 2026 18:27:04 +0000 [thread overview]
Message-ID: <ao8v+E27nWRW7g7V@wii.dev> (raw)
In-Reply-To: <87e4aa92-4687-4fbf-b632-9493932c349f@lunn.ch>
On Wed, Aug 26, 2026 at 02:23:25PM +0200, Andrew Lunn wrote:
> On Wed, Aug 26, 2026 at 04:29:45AM +0000, Richard Patel wrote:
> > This code path failed to unregister an MDIO bus owned by that
> > netdev, so when unregister_netdev() tries to tear it down
> > (via device_del() -> devres_release_all() -> mdiobus_free()),
> > it trips over the leaked registration.
>
> Maybe look at using devm_mdiobus_register()?
oh nice. Will submit a V2 tomorrow with that instead, thanks.
Richard
prev parent reply other threads:[~2026-08-26 18:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-26 4:29 [PATCH] ixgbe: fix MDIO bus leak when rejecting SFP module Richard Patel
2026-08-26 12:23 ` Andrew Lunn
2026-08-26 18:27 ` Richard Patel [this message]
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