linux-kernel - Re: [ANNOUNCE] autofs 5.1.8 release

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Date:   Tue, 15 Feb 2022 10:56:26 +0300
From:   Stanislav Levin <slev@...linux.org>
To:     NeilBrown <neilb@...e.de>, Ian Kent <raven@...maw.net>
Cc:     autofs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [ANNOUNCE] autofs 5.1.8 release



10.02.2022 00:59, NeilBrown пишет:
> On Tue, 19 Oct 2021, Ian Kent wrote:
>> Hi all,
>>
>> It's time for a release, autofs-5.1.8.
>>
> ...
>> - also require TCP_REQUESTED when setting NFS port.
> 
> Unfortunately that last patch is buggy.  TCP_REQUESTED is masked out in
> the caller.
> 
> Maybe the following is best.
> 
> NeilBrown
> 
> From: NeilBrown <neilb@...e.de>
> Subject: [PATCH] Test TCP request correctly in nfs_get_info()
> 
> The TCP_REQUESTED flag is masked out by the caller, so it never gets to
> nfs_get_info().
> We can test if TCP was requested by examining the 'proto' parameter.
> 
> Signed-off-by: NeilBrown <neilb@...e.de>
> 
> diff --git a/modules/replicated.c b/modules/replicated.c
> index 09075dd0c1b4..3ac7ee432e73 100644
> --- a/modules/replicated.c
> +++ b/modules/replicated.c
> @@ -291,7 +291,7 @@ static unsigned int get_nfs_info(unsigned logopt, struct host *host,
>  
>  	rpc_info->proto = proto;
>  	if (port < 0) {
> -		if ((version & NFS4_REQUESTED) && (version & TCP_REQUESTED))
> +		if ((version & NFS4_REQUESTED) && (proto == IPPROTO_TCP))
>  			rpc_info->port = NFS_PORT;
>  		else
>  			port = 0;
> 


This seems duplicate of https://www.spinics.net/lists/autofs/msg02389.html



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