This is a revert of
7b1957b049 ("netfilter: nf_defrag_ipv4: use net_generic infra")
and a partial revert of
8b0adbe3e3 ("netfilter: nf_defrag_ipv6: use net_generic infra").
If conntrack is builtin and kernel is booted with:
nf_conntrack.enable_hooks=1
.... kernel will fail to boot due to a NULL deref in
nf_defrag_ipv4_enable(): Its called before the ipv4 defrag initcall is
made, so net_generic() returns NULL.
To resolve this, move the user refcount back to struct net so calls
to those functions are possible even before their initcalls have run.
Fixes: 7b1957b04956 ("netfilter: nf_defrag_ipv4: use net_generic infra")
Fixes: 8b0adbe3e38d ("netfilter: nf_defrag_ipv6: use net_generic infra").
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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|---|---|---|
| .. | ||
| bpf.h | ||
| can.h | ||
| conntrack.h | ||
| core.h | ||
| generic.h | ||
| hash.h | ||
| ieee802154_6lowpan.h | ||
| ipv4.h | ||
| ipv6.h | ||
| mctp.h | ||
| mib.h | ||
| mpls.h | ||
| netfilter.h | ||
| nexthop.h | ||
| nftables.h | ||
| packet.h | ||
| sctp.h | ||
| smc.h | ||
| unix.h | ||
| xdp.h | ||
| xfrm.h | ||