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authorJan Engelhardt <jengelh@medozas.de>2010-03-22 19:39:04 +0100
committerJan Engelhardt <jengelh@medozas.de>2010-03-25 17:04:57 +0100
commitd879e19e18ebc69fc20a9b95612e9dd0acf4d7aa (patch)
tree654e1d4849941c064610ae74cd2e3cbadd80b0a8
parent110d99ed1c846458654e2771b3ad626319f19394 (diff)
downloadlinux-d879e19e18ebc69fc20a9b95612e9dd0acf4d7aa.tar.bz2
netfilter: xtables: remove xt_string revision 0
Superseded by xt_string revision 1 (linux v2.6.26-rc8-1127-g4ad3f26, iptables 1.4.2-rc1). Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
-rw-r--r--Documentation/Changes2
-rw-r--r--net/netfilter/xt_string.c53
2 files changed, 19 insertions, 36 deletions
diff --git a/Documentation/Changes b/Documentation/Changes
index f08b313cd235..eca9f6e6fbe6 100644
--- a/Documentation/Changes
+++ b/Documentation/Changes
@@ -49,7 +49,7 @@ o oprofile 0.9 # oprofiled --version
o udev 081 # udevinfo -V
o grub 0.93 # grub --version
o mcelog 0.6
-o iptables 1.4.1 # iptables -V
+o iptables 1.4.2 # iptables -V
Kernel compilation
diff --git a/net/netfilter/xt_string.c b/net/netfilter/xt_string.c
index b0f8292db6f8..488e368a2c4e 100644
--- a/net/netfilter/xt_string.c
+++ b/net/netfilter/xt_string.c
@@ -26,12 +26,10 @@ string_mt(const struct sk_buff *skb, const struct xt_match_param *par)
{
const struct xt_string_info *conf = par->matchinfo;
struct ts_state state;
- int invert;
+ bool invert;
memset(&state, 0, sizeof(struct ts_state));
-
- invert = (par->match->revision == 0 ? conf->u.v0.invert :
- conf->u.v1.flags & XT_STRING_FLAG_INVERT);
+ invert = conf->u.v1.flags & XT_STRING_FLAG_INVERT;
return (skb_find_text((struct sk_buff *)skb, conf->from_offset,
conf->to_offset, conf->config, &state)
@@ -53,13 +51,11 @@ static int string_mt_check(const struct xt_mtchk_param *par)
return -EINVAL;
if (conf->patlen > XT_STRING_MAX_PATTERN_SIZE)
return -EINVAL;
- if (par->match->revision == 1) {
- if (conf->u.v1.flags &
- ~(XT_STRING_FLAG_IGNORECASE | XT_STRING_FLAG_INVERT))
- return -EINVAL;
- if (conf->u.v1.flags & XT_STRING_FLAG_IGNORECASE)
- flags |= TS_IGNORECASE;
- }
+ if (conf->u.v1.flags &
+ ~(XT_STRING_FLAG_IGNORECASE | XT_STRING_FLAG_INVERT))
+ return -EINVAL;
+ if (conf->u.v1.flags & XT_STRING_FLAG_IGNORECASE)
+ flags |= TS_IGNORECASE;
ts_conf = textsearch_prepare(conf->algo, conf->pattern, conf->patlen,
GFP_KERNEL, flags);
if (IS_ERR(ts_conf))
@@ -74,38 +70,25 @@ static void string_mt_destroy(const struct xt_mtdtor_param *par)
textsearch_destroy(STRING_TEXT_PRIV(par->matchinfo)->config);
}
-static struct xt_match xt_string_mt_reg[] __read_mostly = {
- {
- .name = "string",
- .revision = 0,
- .family = NFPROTO_UNSPEC,
- .checkentry = string_mt_check,
- .match = string_mt,
- .destroy = string_mt_destroy,
- .matchsize = sizeof(struct xt_string_info),
- .me = THIS_MODULE
- },
- {
- .name = "string",
- .revision = 1,
- .family = NFPROTO_UNSPEC,
- .checkentry = string_mt_check,
- .match = string_mt,
- .destroy = string_mt_destroy,
- .matchsize = sizeof(struct xt_string_info),
- .me = THIS_MODULE
- },
+static struct xt_match xt_string_mt_reg __read_mostly = {
+ .name = "string",
+ .revision = 1,
+ .family = NFPROTO_UNSPEC,
+ .checkentry = string_mt_check,
+ .match = string_mt,
+ .destroy = string_mt_destroy,
+ .matchsize = sizeof(struct xt_string_info),
+ .me = THIS_MODULE,
};
static int __init string_mt_init(void)
{
- return xt_register_matches(xt_string_mt_reg,
- ARRAY_SIZE(xt_string_mt_reg));
+ return xt_register_match(&xt_string_mt_reg);
}
static void __exit string_mt_exit(void)
{
- xt_unregister_matches(xt_string_mt_reg, ARRAY_SIZE(xt_string_mt_reg));
+ xt_unregister_match(&xt_string_mt_reg);
}
module_init(string_mt_init);