On Thu, Aug 06, 2020 at 06:53:59PM +0200, Jann Horn wrote:
> While binder transactions with the same binder_proc as sender and recipient
> are forbidden, transactions with the same task_struct as sender and
> recipient are possible (even though currently there is a weird check in
> binder_transaction() that rejects them in the target==0 case).
> Therefore, task_struct identities can't be used to distinguish whether
> the caller is running in the context of the sender or the recipient.
>
> Since I see no easy way to make this WARN_ON() useful and correct, let's
> just remove it.
>
> Fixes: 44d8047f1d87 ("binder: use standard functions to allocate fds")
> Reported-by: [email protected]
> Signed-off-by: Jann Horn <[email protected]>
> ---
Acked-by: Christian Brauner <[email protected]>
Thanks!
Christian
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