Re: [PATCH] mtd: phram: Mark expected switch fall-throughs

["Gustavo A. R. Silva" <gustavo@xxxxxxxxxxxxxx>]

Hi all,

Friendly ping:

Who can take this?

Thanks
--
Gustavo

On 2/8/19 12:09 PM, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch
> cases where we are expecting to fall through.
> 
> This patch fixes the following warnings:
> 
> drivers/mtd/devices/phram.c: In function ‘parse_num64’:
> drivers/mtd/devices/phram.c:149:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
>      shift += 10;
>      ~~~~~~^~~~~
> drivers/mtd/devices/phram.c:150:4: note: here
>     case 'M':
>     ^~~~
> drivers/mtd/devices/phram.c:151:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
>      shift += 10;
>      ~~~~~~^~~~~
> drivers/mtd/devices/phram.c:152:4: note: here
>     case 'k':
>     ^~~~
> 
> Warning level 3 was used: -Wimplicit-fallthrough=3
> 
> This patch is part of the ongoing efforts to enabling
> -Wimplicit-fallthrough.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
> ---
>  drivers/mtd/devices/phram.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
> index 9ee04b5f9311..8a8627c30aed 100644
> --- a/drivers/mtd/devices/phram.c
> +++ b/drivers/mtd/devices/phram.c
> @@ -147,8 +147,10 @@ static int parse_num64(uint64_t *num64, char *token)
>  			switch (token[len - 2]) {
>  			case 'G':
>  				shift += 10;
> +				/* fall through */
>  			case 'M':
>  				shift += 10;
> +				/* fall through */
>  			case 'k':
>  				shift += 10;
>  				token[len - 2] = 0;
> 

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