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authorJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2017-09-18 21:43:30 +0200
committerJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2017-09-18 21:43:30 +0200
commitae810f58cbfd08a654877f7f78239526e1caf117 (patch)
tree8ab7319b66b3a4c2b693b89602bef28e753de887 /kernel/net/netfilter/ipset/ip_set_hash_ipport.c
parent7aa278e4c474adfac06ddb35584b31534366628f (diff)
Fix adding an IPv4 range containing more than 2^31 addresses
Wrong comparison prevented the hash types to add a range with more than 2^31 addresses but reported as a success. Fixes bugzilla id #1005, reported by Oleg Serditov and Oliver Ford.
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_ipport.c')
-rw-r--r--kernel/net/netfilter/ipset/ip_set_hash_ipport.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_ipport.c b/kernel/net/netfilter/ipset/ip_set_hash_ipport.c
index f438740..ddb8039 100644
--- a/kernel/net/netfilter/ipset/ip_set_hash_ipport.c
+++ b/kernel/net/netfilter/ipset/ip_set_hash_ipport.c
@@ -178,7 +178,7 @@ hash_ipport4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip++) {
+ for (; ip <= ip_to; ip++) {
p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port)
: port;
for (; p <= port_to; p++) {