netfilter: use nfnetlink_unicast()

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Replace netlink_unicast() calls by nfnetlink_unicast() which already
deals with translating EAGAIN to ENOBUFS as the nfnetlink core expects.

nfnetlink_unicast() calls nlmsg_unicast() which returns zero in case of
success, otherwise the netlink core function netlink_rcv_skb() turns
err > 0 into an acknowlegment.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

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This commit is contained in:

Pablo Neira Ayuso 2021-05-17 14:43:08 +02:00

parent 02d8514267

commit e0241ae6ac

5 changed files with 44 additions and 124 deletions

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50

net/netfilter/ipset/ip_set_core.c

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65

net/netfilter/nf_conntrack_netlink.c

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9

net/netfilter/nfnetlink_acct.c

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10

net/netfilter/nfnetlink_cthelper.c

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34

net/netfilter/nfnetlink_cttimeout.c

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