Hi Dave,

On Sun, 03 Feb 2019 20:26:06 -0800 (PST) David Miller <davem@davemloft.net> wrote:
>
> Thanks, I just pushed the following:
> 
> ====================
> [PATCH] net: Fix fall through warning in y2038 tstamp changes.
> 
> net/core/sock.c: In function 'sock_setsockopt':
> net/core/sock.c:914:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
>    sock_set_flag(sk, SOCK_TSTAMP_NEW);
>    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> net/core/sock.c:915:2: note: here
>   case SO_TIMESTAMPING_OLD:
>   ^~~~
> 
> Fixes: 9718475e6908 ("socket: Add SO_TIMESTAMPING_NEW")
> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
> Signed-off-by: David S. Miller <davem@davemloft.net>
> ---
>  net/core/sock.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/net/core/sock.c b/net/core/sock.c
> index a8904ae40713..71ded4d8025c 100644
> --- a/net/core/sock.c
> +++ b/net/core/sock.c
> @@ -912,6 +912,7 @@ int sock_setsockopt(struct socket *sock, int level, int optname,
>  
>  	case SO_TIMESTAMPING_NEW:
>  		sock_set_flag(sk, SOCK_TSTAMP_NEW);
> +		/* fall through */
>  	case SO_TIMESTAMPING_OLD:
>  		if (val & ~SOF_TIMESTAMPING_MASK) {
>  			ret = -EINVAL;

Looks good, thanks.

-- 
Cheers,
Stephen Rothwell