From: Josh Hunt Date: Tue, 19 Feb 2013 19:35:59 +0000 (-0800) Subject: netfilter: ipset: timeout values corrupted on set resize X-Git-Tag: v6.17~5 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=42138fc5c5bc14d35abf57562f832c390768ef48;p=ipset netfilter: ipset: timeout values corrupted on set resize If a resize is triggered on a set with timeouts enabled, the timeout values will get corrupted when copying them to the new set. This occured b/c the wrong timeout value is supplied to type_pf_elem_tadd(). This also adds simple debug statement similar to the one in type_pf_resize(). Signed-off-by: Josh Hunt Signed-off-by: Jozsef Kadlecsik --- diff --git a/kernel/include/linux/netfilter/ipset/ip_set_ahash.h b/kernel/include/linux/netfilter/ipset/ip_set_ahash.h index df6eb04..77d8cdb 100644 --- a/kernel/include/linux/netfilter/ipset/ip_set_ahash.h +++ b/kernel/include/linux/netfilter/ipset/ip_set_ahash.h @@ -857,6 +857,8 @@ type_pf_tresize(struct ip_set *set, bool retried) retry: ret = 0; htable_bits++; + pr_debug("attempt to resize set %s from %u to %u, t %p\n", + set->name, orig->htable_bits, htable_bits, orig); if (!htable_bits) { /* In case we have plenty of memory :-) */ pr_warning("Cannot increase the hashsize of set %s further\n", @@ -876,7 +878,7 @@ retry: data = ahash_tdata(n, j); m = hbucket(t, HKEY(data, h->initval, htable_bits)); ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), 0, - type_pf_data_timeout(data)); + ip_set_timeout_get(type_pf_data_timeout(data))); if (ret < 0) { read_unlock_bh(&set->lock); ahash_destroy(t);