4.20-stable review patch. If anyone has any objections, please let me know.
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From: Hangbin Liu liuhangbin@gmail.com
[ Upstream commit 80b3671e9377916bf2b02e56113fa7377ce5705a ]
We forgot to update ip6erspan version related info when changing link, which will cause setting new hwid failed.
Reported-by: Jianlin Shi jishi@redhat.com Fixes: 94d7d8f292870 ("ip6_gre: add erspan v2 support") Signed-off-by: Hangbin Liu liuhangbin@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ipv6/ip6_gre.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1169,6 +1169,10 @@ static void ip6gre_tnl_copy_tnl_parm(str t->parms.i_flags = p->i_flags; t->parms.o_flags = p->o_flags; t->parms.fwmark = p->fwmark; + t->parms.erspan_ver = p->erspan_ver; + t->parms.index = p->index; + t->parms.dir = p->dir; + t->parms.hwid = p->hwid; dst_cache_reset(&t->dst_cache); }