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Date:   Tue, 20 Apr 2021 23:34:19 +0300
From:   Denis Efremov <efremov@...ux.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Jens Axboe <axboe@...nel.dk>
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH 032/141] floppy: Fix fall-through warnings for Clang

Hi,

Sorry, this was missed somehow.

I would rewrite it to something more simple instead of adding fallthrough.

What about?

--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -2123,12 +2123,14 @@ static void set_floppy(int drive)
 static void format_interrupt(void)
 {
        switch (interpret_errors()) {
+       case 0:
+               cont->done(1);
+               break;
        case 1:
                cont->error();
+               break;
        case 2:
                break;
-       case 0:
-               cont->done(1);
        }
        cont->redo();
 }

On 4/20/21 11:25 PM, Gustavo A. R. Silva wrote:
> Hi all,
> 
> Friendly ping: who can take this, please?
> 
> Thanks
> --
> Gustavo
> 
> On 11/20/20 12:28, Gustavo A. R. Silva wrote:
>> In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
>> by explicitly adding a fallthrough pseudo-keyword in places where the
>> code is intended to 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/block/floppy.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
>> index 7df79ae6b0a1..21a2a7becba0 100644
>> --- a/drivers/block/floppy.c
>> +++ b/drivers/block/floppy.c
>> @@ -2124,6 +2124,7 @@ static void format_interrupt(void)
>>  	switch (interpret_errors()) {
>>  	case 1:
>>  		cont->error();
>> +		fallthrough;
>>  	case 2:
>>  		break;
>>  	case 0:
>>

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