PATCH: IPSEC acquire in presence of multiple managers

[jamal <hadi@xxxxxxxxxx>]

Herbert/Dave,

Acquire should be supported by both pfkey and netlink.
However, it stops to send acquire message from the kernel on first
success.
It is possible that one or the other manager maybe passively monitoring
and needs to see those messages.

Thanks to Masahide NAKAMURA <nakam@xxxxxxxxxxxxxx>, Shinta Sugimoto
<shinta.sugimoto@xxxxxxxxxxxx> for both identifying the issue and
validating the fix.

If you want i can put this with other NLMSGALIGN one liner i mentioned
earlier.

cheers,
jamal

acq_p
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