On Tue, 28 Nov 2017 11:16:21 +0000
robertshear...@gmail.com wrote:
> From: Robert Shearman <rs8...@att.com>
>
> Specifying "... ttl inherit" currently does nothing on a GRE link
> modify since the previous ttl value is retrieved up front. Fix this by
> explicitly setting ttl to 0 when "inherit" is specified for the
> option, since 0 represents the semantics of inherit.
>
> Signed-off-by: Robert Shearman <rs8...@att.com>
> ---
> ip/link_gre.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/ip/link_gre.c b/ip/link_gre.c
> index 35782caaa68b..43cb1af6196a 100644
> --- a/ip/link_gre.c
> +++ b/ip/link_gre.c
> @@ -276,7 +276,8 @@ get_failed:
> if (uval > 255)
> invarg("TTL must be <= 255\n", *argv);
> ttl = uval;
> - }
> + } else
> + ttl = 0;
> } else if (!matches(*argv, "tos") ||
> !matches(*argv, "tclass") ||
> !matches(*argv, "dsfield")) {
Applied. Thanks.
