Re: [patch -next] ipc/mqueue: lock() => unlock() typo

["Serge E. Hallyn" <serge@hallyn.com>]

Quoting Dan Carpenter (dan.carpenter@oracle.com):
> There was a double lock typo introduced in b085f4bd6b21 "user namespace:
> make signal.c respect user namespaces"
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Jinkeys!

Acked-by: Serge Hallyn <serge@hallyn.com>

thanks very much, Dan.
-serge

> ---
> I think this patch is only needed in the -mm tree.
> 
> diff --git a/ipc/mqueue.c b/ipc/mqueue.c
> index 691cfee..c246c83 100644
> --- a/ipc/mqueue.c
> +++ b/ipc/mqueue.c
> @@ -558,7 +558,7 @@ static void __do_notify(struct mqueue_inode_info *info)
>  						ns_of_pid(info->notify_owner));
>  			sig_i.si_uid = user_ns_map_uid(info->user->user_ns,
>  						current_cred(), current_uid());
> -			rcu_read_lock();
> +			rcu_read_unlock();
>  
>  			kill_pid_info(info->notify.sigev_signo,
>  				      &sig_i, info->notify_owner);