tree 8bc078836afe69372da00aa7c3d145e4544871c3
parent fb10f802b0fb76079612cb78505cbc9ad81e683b
author Oussama Ghorbel <ghorbel@pivasoftware.com> 1385133800 +0100
committer David S. Miller <davem@davemloft.net> 1385246782 -0800

sit: generate icmpv6 error when receiving icmpv4 error

Send icmpv6 error with type "destination unreachable" and code
"address unreachable" when receiving icmpv4 error and sufficient
data bytes are available
This patch enhances the compliance of sit tunnel with section 3.4 of
rfc 4213

Signed-off-by: Oussama Ghorbel <ghorbel@pivasoftware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>