netfilter: nf_log regression fix
commit ca735b3aaa
'netfilter: use a linked list of loggers'
introduced an array of list_head in "struct nf_logger", but
forgot to initialize it in nf_log_register(). This resulted
in oops when calling nf_log_unregister() at module unload time.
Reported-and-tested-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Acked-by: Eric Leblond <eric@inl.fr>
Signed-off-by: Patrick McHardy <kaber@trash.net>
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@ -36,10 +36,14 @@ static struct nf_logger *__find_logger(int pf, const char *str_logger)
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int nf_log_register(u_int8_t pf, struct nf_logger *logger)
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{
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const struct nf_logger *llog;
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int i;
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if (pf >= ARRAY_SIZE(nf_loggers))
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return -EINVAL;
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for (i = 0; i < ARRAY_SIZE(logger->list); i++)
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INIT_LIST_HEAD(&logger->list[i]);
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mutex_lock(&nf_log_mutex);
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if (pf == NFPROTO_UNSPEC) {
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