Blame SOURCES/0011-link_gre6-really-support-encaplimit-option.patch

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From 2db276543a03633a61ba0815a01c8bb2846830ab Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Thu, 14 Sep 2017 15:30:37 +0200
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Subject: [PATCH] link_gre6: really support encaplimit option
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1459600
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Upstream Status: iproute2.git commit a11b7b71a6eba
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Conflicts: Context change due to missing commit ad4b1425c3182
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	   ("iplink: Expose IFLA_*_FWMARK attributes for supported link
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	   types").
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commit a11b7b71a6eba4ee80e931e4f75321a0cf0116f1
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Author: Nicolas Dichtel <nicolas.dichtel@6wind.com>
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Date:   Wed Jun 14 18:45:42 2017 +0200
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    link_gre6: really support encaplimit option
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    This option is documented in gre6 help, but was not supported.
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    Fixes: af89576d7a8c ("iproute2: GRE over IPv6 tunnel support.")
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    Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
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---
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 ip/link_gre6.c | 12 ++++++++++++
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 1 file changed, 12 insertions(+)
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diff --git a/ip/link_gre6.c b/ip/link_gre6.c
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index 1b4fb05..76416b2 100644
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--- a/ip/link_gre6.c
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+++ b/ip/link_gre6.c
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@@ -339,6 +339,18 @@ get_failed:
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 			encapflags |= TUNNEL_ENCAP_FLAG_REMCSUM;
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 		} else if (strcmp(*argv, "noencap-remcsum") == 0) {
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 			encapflags &= ~TUNNEL_ENCAP_FLAG_REMCSUM;
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+		} else if (strcmp(*argv, "encaplimit") == 0) {
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+			NEXT_ARG();
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+			if (strcmp(*argv, "none") == 0) {
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+				flags |= IP6_TNL_F_IGN_ENCAP_LIMIT;
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+			} else {
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+				__u8 uval;
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+
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+				if (get_u8(&uval, *argv, 0) < -1)
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+					invarg("invalid ELIM", *argv);
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+				encap_limit = uval;
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+				flags &= ~IP6_TNL_F_IGN_ENCAP_LIMIT;
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+			}
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 		} else
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 			usage();
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 		argc--; argv++;
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-- 
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1.8.3.1
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