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SubjectRe: [PATCH net] net: dev: Detect dev_hold() after netdev_wait_allrefs()
On Fri, 28 Jan 2022 03:14:14 +0100 Jann Horn wrote:
> Oh. Whoops. That's what I get for only testing without CONFIG_PCPU_DEV_REFCNT...
>
> I guess a better place to put the new check would be directly after
> checking for "dev->reg_state == NETREG_UNREGISTERING"? Like this?

Possibly a very silly suggestion but perhaps we should set
the pointer to NULL for the pcpu case and let it crash?

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