From: Tzung-Bi Shih <tzungbi@kernel.org>
To: Yige Jiang <yigejiang86@gmail.com>
Cc: chrome-platform@lists.linux.dev,
Benson Leung <bleung@chromium.org>,
linux-kernel@vger.kernel.org, Nick Crews <ncrews@chromium.org>
Subject: Re: [PATCH v2] platform/chrome: wilco_ec: Fix device reference leak on open failure
Date: Fri, 6 Nov 2026 02:41:23 +0000 [thread overview]
Message-ID: <au0-Uz1NsgFP0788@google.com> (raw)
In-Reply-To: <20261105074709.55016-1-yigejiang86@gmail.com>
On Thu, Nov 05, 2026 at 03:47:09PM +0800, Yige Jiang wrote:
> telem_open() takes a reference to dev_data->dev before allocating
> the session. If that allocation fails, it returns -ENOMEM without
> dropping the reference. Since release is not called after a failed
> open, the device data remains pinned after removal.
>
> Take the device reference only after the session allocation succeeds,
> so that a failed open does not leave an unbalanced reference. The
> successful open path remains balanced by telem_release().
>
> [...]
Applied to
https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git for-next
[1/1] platform/chrome: wilco_ec: Fix device reference leak on open failure
commit: 80436896141ecca950125dec3f320b7aacc5038a
Thanks!
prev parent reply other threads:[~2026-11-06 2:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-05 7:47 [PATCH v2] platform/chrome: wilco_ec: Fix device reference leak on open failure Yige Jiang
2026-11-06 2:41 ` Tzung-Bi Shih [this message]
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