[PATCH 052/141] security: keys: Fix fall-through warnings for Clang

[Jarkko Sakkinen]

On Fri, Nov 20, 2020 at 12:32:20PM -0600, Gustavo A. R. Silva wrote:
> In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
> by explicitly adding a break statement 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 at kernel.org>
> ---
>  security/keys/process_keys.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
> index 1fe8b934f656..e3d79a7b6db6 100644
> --- a/security/keys/process_keys.c
> +++ b/security/keys/process_keys.c
> @@ -783,6 +783,7 @@ key_ref_t lookup_user_key(key_serial_t id, unsigned long lflags,
>  				if (need_perm != KEY_AUTHTOKEN_OVERRIDE &&
>  				    need_perm != KEY_DEFER_PERM_CHECK)
>  					goto invalid_key;
> +				break;
>  			case 0:
>  				break;
>  			}
> -- 
> 2.27.0
> 
> 


Reviewed-by: Jarkko Sakkinen <jarkko at kernel.org>

/Jarkko