Re: [PATCH 075/141] crypto: ccree - Fix fall-through warnings for Clang

[Gilad Ben-Yossef]

On Fri, Nov 20, 2020 at 8:34 PM Gustavo A. R. Silva
<gustavoars@xxxxxxxxxx> wrote:
>
> In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
> warnings by explicitly adding multiple break statements instead of
> 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@xxxxxxxxxx>
> ---
>  drivers/crypto/ccree/cc_cipher.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c
> index dafa6577a845..cdfee501fbd9 100644
> --- a/drivers/crypto/ccree/cc_cipher.c
> +++ b/drivers/crypto/ccree/cc_cipher.c
> @@ -97,6 +97,7 @@ static int validate_keys_sizes(struct cc_cipher_ctx *ctx_p, u32 size)
>         case S_DIN_to_SM4:
>                 if (size == SM4_KEY_SIZE)
>                         return 0;
> +               break;
>         default:
>                 break;
>         }
> @@ -139,9 +140,11 @@ static int validate_data_size(struct cc_cipher_ctx *ctx_p,
>                 case DRV_CIPHER_CBC:
>                         if (IS_ALIGNED(size, SM4_BLOCK_SIZE))
>                                 return 0;
> +                       break;
>                 default:
>                         break;
>                 }
> +               break;
>         default:
>                 break;
>         }
> --
> 2.27.0
>

Acked-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>

Thanks,
Gilad

-- 
Gilad Ben-Yossef
Chief Coffee Drinker

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