Re: [PATCH] sh: kgdb: Mark expected switch fall-throughs

[Christophe Leroy]

On 12/10/2019 08:39 AM, Kuninori Morimoto wrote:
> From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
>
> Mark switch cases where we are expecting to fall through.
>
> This patch fixes the following error:
>
> LINUX/arch/sh/kernel/kgdb.c: In function 'kgdb_arch_handle_exception':
> LINUX/arch/sh/kernel/kgdb.c:267:6: error: this statement may fall through [-Werror=implicit-fallthrough=]
> if (kgdb_hex2long(&ptr, &addr))
> ^
> LINUX/arch/sh/kernel/kgdb.c:269:2: note: here
> case 'D':
> ^~~~
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>

I guess you should also add:

Fixes: ab6e570ba33d ("sh: Generic kgdb stub support.")
Cc: stable@xxxxxxxxxxxxxxx

Christophe