diff options
Diffstat (limited to 'iptables/nft-shared.c')
-rw-r--r-- | iptables/nft-shared.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/iptables/nft-shared.c b/iptables/nft-shared.c index e2fc226c..740b61bb 100644 --- a/iptables/nft-shared.c +++ b/iptables/nft-shared.c @@ -160,8 +160,18 @@ void add_outiface(struct nftnl_rule *r, char *iface, uint32_t op) void add_addr(struct nftnl_rule *r, int offset, void *data, void *mask, size_t len, uint32_t op) { + const char *m = mask; + int i; + add_payload(r, offset, len, NFT_PAYLOAD_NETWORK_HEADER); - add_bitwise(r, mask, len); + + for (i = 0; i < len; i++) { + if (m[i] != 0xff) + break; + } + + if (i != len) + add_bitwise(r, mask, len); add_cmp_ptr(r, op, data, len); } |