linux-kernel - Re: [PATCH RESEND][next] netxen_nic: Fix fall-through warnings for Clang

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Message-ID: <79286a03-5e7e-d019-2189-6811bd08c84b@embeddedor.com>
Date:   Mon, 17 May 2021 19:08:59 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Manish Chopra <manishc@...vell.com>,
        Rahul Verma <rahulv@...vell.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     GR-Linux-NIC-Dev@...vell.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH RESEND][next] netxen_nic: Fix fall-through warnings for
 Clang

Hi,

I'm taking this in my -next[1] branch for v5.14.

Thanks
--
Gustavo

[1] https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git/log/?h=for-next/kspp

On 4/20/21 15:23, Gustavo A. R. Silva wrote:
> Hi all,
> 
> Friendly ping: who can take this, please?
> 
> Thanks
> --
> Gustavo
> 
> On 3/5/21 03:45, Gustavo A. R. Silva wrote:
>> In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
>> by explicitly adding a goto statement instead of just letting the code
>> fall through to the next case.
>>
>> Link: https://github.com/KSPP/linux/issues/115
>> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
>> ---
>>  drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
>> index 08f9477d2ee8..35ec9aab3dc7 100644
>> --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
>> +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
>> @@ -1685,6 +1685,7 @@ netxen_process_rcv_ring(struct nx_host_sds_ring *sds_ring, int max)
>>  			break;
>>  		case NETXEN_NIC_RESPONSE_DESC:
>>  			netxen_handle_fw_message(desc_cnt, consumer, sds_ring);
>> +			goto skip;
>>  		default:
>>  			goto skip;
>>  		}
>>