tree 92f3fa5c49e0d9d152e6a16b560f894abdf6ee2a
parent 37bc21bb264b50e2b88c642151979eb6b1ab2620
author Pablo Neira Ayuso <pablo@netfilter.org> 1590347082 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1591165187 +0200

netfilter: nfnetlink_cthelper: unbreak userspace helper support

commit 703acd70f2496537457186211c2f03e792409e68 upstream.

Restore helper data size initialization and fix memcopy of the helper
data size.

Fixes: 157ffffeb5dc ("netfilter: nfnetlink_cthelper: reject too large userspace allocation requests")
Reviewed-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>