Re: [PATCH] mac802154: add a check for slave data list before delete
From: Miquel Raynal
Date: Wed Nov 13 2024 - 05:59:00 EST
On 13/11/2024 at 13:29:55 +03, Dmitry Antipov <dmantipov@xxxxxxxxx> wrote:
> On 11/12/24 4:41 PM, Lizhi Xu wrote:
>
>> mutex_lock(&sdata->local->iflist_mtx);
>> + if (list_empty(&sdata->local->interfaces)) {
>> + mutex_unlock(&sdata->local->iflist_mtx);
>> + return;
>> + }
>> list_del_rcu(&sdata->list);
>> mutex_unlock(&sdata->local->iflist_mtx);
>
> Note https://syzkaller.appspot.com/text?tag=ReproC&x=12a9f740580000 makes an
> attempt to connect the only device. How this is expected to work if there are
> more than one device?
Isn't sdata already specific enough? What do you mean by "device"?
Thanks,
Miquèl