netdev - Re: [PATCH net-next 2/2] ionic: prevent early watchdog check

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Message-ID: <ace43069-fb8e-a4e8-af96-30d59c5e86d3@pensando.io>
Date:   Tue, 29 Sep 2020 17:17:45 -0700
From:   Shannon Nelson <snelson@...sando.io>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [PATCH net-next 2/2] ionic: prevent early watchdog check

On 9/29/20 5:15 PM, Jakub Kicinski wrote:
> On Tue, 29 Sep 2020 15:19:56 -0700 Shannon Nelson wrote:
>> In one corner case scenario, the driver device lif setup can
>> get delayed such that the ionic_watchdog_cb() timer goes off
>> before the ionic->lif is set, thus causing a NULL pointer panic.
>> We catch the problem by checking for a NULL lif just a little
>> earlier in the callback.
>>
>> Signed-off-by: Shannon Nelson <snelson@...sando.io>
> Hah, I should have looked at the second patch :D

Am I making my patches too small now?  :-)

sln