Florian Westphal 43016d02cf netfilter: arptables: use pernet ops struct during unregister ... Like with iptables and ebtables, hook unregistration has to use the pernet ops struct, not the template. This triggered following splat: hook not found, pf 3 num 0 WARNING: CPU: 0 PID: 224 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x1eb/0x610 net/netfilter/core.c:480 [..] nf_unregister_net_hook net/netfilter/core.c:502 [inline] nf_unregister_net_hooks+0x117/0x160 net/netfilter/core.c:576 arpt_unregister_table_pre_exit+0x67/0x80 net/ipv4/netfilter/arp_tables.c:1565 Fixes: f9006acc8d ("netfilter: arp_tables: pass table pointer via nf_hook_ops") Reported-by: syzbot+dcccba8a1e41a38cb9df@syzkaller.appspotmail.com Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>		2021-05-03 23:04:01 +02:00
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arp_tables.h	netfilter: arptables: use pernet ops struct during unregister	2021-05-03 23:04:01 +02:00