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[kernel] netfilter: add a check for ip proto in netfilter_match_speedup patches (closes: #5041)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15574 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nico 2009-05-03 16:34:02 +00:00
parent 948e5eb524
commit 8855d1b78a
3 changed files with 18 additions and 9 deletions
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9
target/linux/generic-2.6/patches-2.6.28/110-netfilter_match_speedup.patch
View File

@ -20,7 +20,7 @@
if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr,
IPT_INV_SRCIP)
|| FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr,
@@ -151,13 +154,32 @@ ip_packet_match(const struct iphdr *ip,
@@ -151,13 +154,35 @@ ip_packet_match(const struct iphdr *ip,
return false;
}
@ -45,6 +45,9 @@
+ IPT_INV_VIA_OUT))
+ goto has_match_rules;
+
+ if (FWINV(ip->proto, IPT_INV_PROTO))
+ goto has_match_rules;
+
+ if (FWINV(ip->flags&IPT_F_FRAG, IPT_INV_FRAG))
+ goto has_match_rules;
+
@ -55,7 +58,7 @@
duprintf("Unknown flag bits set: %08X\n",
ip->flags & ~IPT_F_MASK);
return false;
@@ -167,6 +189,8 @@ ip_checkentry(const struct ipt_ip *ip)
@@ -167,6 +192,8 @@ ip_checkentry(const struct ipt_ip *ip)
ip->invflags & ~IPT_INV_MASK);
return false;
}
@ -64,7 +67,7 @@
return true;
}
@@ -214,7 +238,6 @@ unconditional(const struct ipt_ip *ip)
@@ -214,7 +241,6 @@ unconditional(const struct ipt_ip *ip)
return 0;
return 1;

9
target/linux/generic-2.6/patches-2.6.29/110-netfilter_match_speedup.patch
View File

@ -20,7 +20,7 @@
if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr,
IPT_INV_SRCIP)
|| FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr,
@@ -147,13 +150,32 @@ ip_packet_match(const struct iphdr *ip,
@@ -147,13 +150,35 @@ ip_packet_match(const struct iphdr *ip,
return false;
}
@ -45,6 +45,9 @@
+ IPT_INV_VIA_OUT))
+ goto has_match_rules;
+
+ if (FWINV(ip->proto, IPT_INV_PROTO))
+ goto has_match_rules;
+
+ if (FWINV(ip->flags&IPT_F_FRAG, IPT_INV_FRAG))
+ goto has_match_rules;
+
@ -55,7 +58,7 @@
duprintf("Unknown flag bits set: %08X\n",
ip->flags & ~IPT_F_MASK);
return false;
@@ -163,6 +185,8 @@ ip_checkentry(const struct ipt_ip *ip)
@@ -163,6 +188,8 @@ ip_checkentry(const struct ipt_ip *ip)
ip->invflags & ~IPT_INV_MASK);
return false;
}
@ -64,7 +67,7 @@
return true;
}
@@ -210,7 +234,6 @@ unconditional(const struct ipt_ip *ip)
@@ -210,7 +237,6 @@ unconditional(const struct ipt_ip *ip)
return 0;
return 1;

9
target/linux/generic-2.6/patches-2.6.30/110-netfilter_match_speedup.patch
View File

@ -20,7 +20,7 @@
if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr,
IPT_INV_SRCIP)
|| FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr,
@@ -137,13 +140,32 @@ ip_packet_match(const struct iphdr *ip,
@@ -137,13 +140,35 @@ ip_packet_match(const struct iphdr *ip,
return false;
}
@ -45,6 +45,9 @@
+ IPT_INV_VIA_OUT))
+ goto has_match_rules;
+
+ if (FWINV(ip->proto, IPT_INV_PROTO))
+ goto has_match_rules;
+
+ if (FWINV(ip->flags&IPT_F_FRAG, IPT_INV_FRAG))
+ goto has_match_rules;
+
@ -55,7 +58,7 @@
duprintf("Unknown flag bits set: %08X\n",
ip->flags & ~IPT_F_MASK);
return false;
@@ -153,6 +175,8 @@ ip_checkentry(const struct ipt_ip *ip)
@@ -153,6 +178,8 @@ ip_checkentry(const struct ipt_ip *ip)
ip->invflags & ~IPT_INV_MASK);
return false;
}
@ -64,7 +67,7 @@
return true;
}
@@ -200,7 +224,6 @@ unconditional(const struct ipt_ip *ip)
@@ -200,7 +227,6 @@ unconditional(const struct ipt_ip *ip)
return 0;
return 1;