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Commit ccfec9e5 authored by Paolo Abeni's avatar Paolo Abeni Committed by David S. Miller
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ip_tunnel: be careful when accessing the inner header



Cong noted that we need the same checks introduced by commit 76c0ddd8
("ip6_tunnel: be careful when accessing the inner header")
even for ipv4 tunnels.

Fixes: c5441932 ("GRE: Refactor GRE tunneling code.")
Suggested-by: default avatarCong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d8e2262a
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