Re: [PATCH] power: supply: lp8788-charger: fix use-after-free on remove
Sebastian Reichel <[email protected]> Tue, 04 Aug 2026 01:01:54 +0200
| Newsgroups | org.kernel.vger.linux-pm,org.kernel.vger.linux-kernel,org.kernel.vger.stable |
|---|---|
| Message-ID | <178579811473.234019.3046500625347185563.b4-ty@b4> |
On Sun, 02 Aug 2026 03:54:42 +0000, Fan Wu wrote:
> lp8788_charger_remove() flushes charger_work before unregistering the
> IRQs. An IRQ thread can queue charger_work after flush_work() has
> returned. The work can then run after devres frees pchg and dereference
> it in lp8788_charger_event().
>
> Unregister the IRQs first. free_irq() waits for any running threaded
> handler, so no handler can queue more work afterwards. Then use
> cancel_work_sync() to cancel pending work or wait for running work to
> finish.
>
> [...]
Applied, thanks!
[1/1] power: supply: lp8788-charger: fix use-after-free on remove
commit: 831c29a12d560f8a3225f43050b3fbb5dfd79c66
Best regards,
--
Sebastian Reichel <[email protected]>