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Commit 2aa8f155 authored by Alex Henrie's avatar Alex Henrie Committed by Paolo Abeni
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net: ipv6/addrconf: ensure that regen_advance is at least 2 seconds

RFC 8981 defines REGEN_ADVANCE as follows:

REGEN_ADVANCE = 2 + (TEMP_IDGEN_RETRIES * DupAddrDetectTransmits * RetransTimer / 1000)

Thus, allowing it to be less than 2 seconds is technically a protocol
violation.

Link: https://datatracker.ietf.org/doc/html/rfc8981#name-defined-protocol-parameters


Signed-off-by: default avatarAlex Henrie <alexhenrie24@gmail.com>
Reviewed-by: default avatarDavid Ahern <dsahern@kernel.org>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent ea578703
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