[PATCH] Check net->nfnl for NULL in ctnetlink_conntrack_event to,avoid Oops on container destroy

[Tim Gardner]

This is a multi-part message in MIME format.Patrick,

I received this patch from a developer that uses lxc and network name 
spaces. I don't know the locking semantics well enough for CT to judge 
whether this fix is sufficient. Bug info can be found at 
http://bugs.launchpad.net/bugs/843892 . See comment #7 for his analysis.

rtg
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Tim Gardner tim.gardner@xxxxxxxxxxxxx