Re: [PATCH v1] net/mac80211/agg-tx: check the return value of rcu_dereference_protected_tid_tx()
From: Johannes Berg
Date: Fri Sep 02 2022 - 11:13:12 EST
On Fri, 2022-09-02 at 00:57 -0700, Li Zhong wrote:
> From: lily <floridsleeves@xxxxxxxxx>
>
> Check the return value of rcu_dereference_protected_tid_tx(), which
> could be NULL and result in null pointer dereference if not checked.
>
Except ... it can't happen?
johannes