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-rw-r--r--net/netfilter/xt_recent.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index 30dbe34915ae..45e1b30e4fb2 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -378,12 +378,11 @@ static int recent_mt_check(const struct xt_mtchk_param *par,
mutex_lock(&recent_mutex);
t = recent_table_lookup(recent_net, info->name);
if (t != NULL) {
- if (info->hit_count > t->nstamps_max_mask) {
- pr_info("hitcount (%u) is larger than packets to be remembered (%u) for table %s\n",
- info->hit_count, t->nstamps_max_mask + 1,
- info->name);
- ret = -EINVAL;
- goto out;
+ if (nstamp_mask > t->nstamps_max_mask) {
+ spin_lock_bh(&recent_lock);
+ recent_table_flush(t);
+ t->nstamps_max_mask = nstamp_mask;
+ spin_unlock_bh(&recent_lock);
}
t->refcnt++;