diff options
| author | Markus Boehme <markubo@amazon.com> | 2023-04-03 23:13:47 +0200 |
|---|---|---|
| committer | Phil Sutter <phil@nwl.cc> | 2023-04-04 13:26:43 +0200 |
| commit | 78850e7dba64a949c440dbdbe557f59409c6db48 (patch) | |
| tree | faae2ef0aea08a3d328b5d2985c3a65b81b20b7f /iptables/ip6tables.c | |
| parent | 09f0bfe2032454d21e3650e7ac75c4dc53f3c881 (diff) | |
ip6tables: Fix checking existence of rule
Pass the proper entry size when creating a match mask for checking the
existence of a rule. Failing to do so causes wrong results.
Reported-by: Jonathan Caicedo <jonathan@jcaicedo.com>
Fixes: eb2546a846776 ("xshared: Share make_delete_mask() between ip{,6}tables")
Signed-off-by: Markus Boehme <markubo@amazon.com>
Signed-off-by: Phil Sutter <phil@nwl.cc>
Diffstat (limited to 'iptables/ip6tables.c')
| -rw-r--r-- | iptables/ip6tables.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/iptables/ip6tables.c b/iptables/ip6tables.c index 345af451..9afc32c1 100644 --- a/iptables/ip6tables.c +++ b/iptables/ip6tables.c @@ -331,7 +331,7 @@ check_entry(const xt_chainlabel chain, struct ip6t_entry *fw, int ret = 1; unsigned char *mask; - mask = make_delete_mask(matches, target, sizeof(fw)); + mask = make_delete_mask(matches, target, sizeof(*fw)); for (i = 0; i < nsaddrs; i++) { fw->ipv6.src = saddrs[i]; fw->ipv6.smsk = smasks[i]; |