[PATCH iproute2] link_gre6: really support encaplimit option

This option is documented in gre6 help, but was not supported.

Fixes: af89576d7a8c ("iproute2: GRE over IPv6 tunnel support.")
Signed-off-by: Nicolas Dichtel <redacted>
---
 ip/link_gre6.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/ip/link_gre6.c b/ip/link_gre6.c
index 205bada78054..4d3d4b54210b 100644
--- a/ip/link_gre6.c
+++ b/ip/link_gre6.c

@@ -355,6 +355,18 @@ get_failed:
 					invarg("invalid fwmark\n", *argv);
 				flags &= ~IP6_TNL_F_USE_ORIG_FWMARK;
 			}
+		} else if (strcmp(*argv, "encaplimit") == 0) {
+			NEXT_ARG();
+			if (strcmp(*argv, "none") == 0) {
+				flags |= IP6_TNL_F_IGN_ENCAP_LIMIT;
+			} else {
+				__u8 uval;
+
+				if (get_u8(&uval, *argv, 0) < -1)
+					invarg("invalid ELIM", *argv);
+				encap_limit = uval;
+				flags &= ~IP6_TNL_F_IGN_ENCAP_LIMIT;
+			}
 		} else
 			usage();
 		argc--; argv++;

-- 
2.8.1

On Wed, 14 Jun 2017 18:45:42 +0200
Nicolas Dichtel [off-list ref] wrote:

This option is documented in gre6 help, but was not supported.

Fixes: af89576d7a8c ("iproute2: GRE over IPv6 tunnel support.")
Signed-off-by: Nicolas Dichtel <redacted>

Sure applied.

Le 14/06/2017 à 22:31, Stephen Hemminger a écrit :

On Wed, 14 Jun 2017 18:45:42 +0200
Nicolas Dichtel [off-list ref] wrote:

quoted

This option is documented in gre6 help, but was not supported.

Fixes: af89576d7a8c ("iproute2: GRE over IPv6 tunnel support.")
Signed-off-by: Nicolas Dichtel <redacted>

Sure applied.

Thank you. It seems that your iproute2 tree on kernel.org is not up to date, the
last patch has been pushed one week ago.


Regards,
Nicolas

On Thu, 15 Jun 2017 09:28:46 +0200
Nicolas Dichtel [off-list ref] wrote:

Le 14/06/2017 à 22:31, Stephen Hemminger a écrit :

quoted

On Wed, 14 Jun 2017 18:45:42 +0200
Nicolas Dichtel [off-list ref] wrote:
  

quoted

This option is documented in gre6 help, but was not supported.

Fixes: af89576d7a8c ("iproute2: GRE over IPv6 tunnel support.")
Signed-off-by: Nicolas Dichtel <redacted>  

Sure applied.
  

Thank you. It seems that your iproute2 tree on kernel.org is not up to date, the
last patch has been pushed one week ago.

Updated. Wanted to put in extended ack support but holding off until
for a good test case.