diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-07-30 15:39:52 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-07-30 15:39:52 +0000 |
commit | aafcea0542d73fdaf32cbfa3eb3908aebf524717 (patch) | |
tree | 25bf0d429e1cb222d3a048a2716e58341e9e7bd4 /target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch | |
parent | caaa4b18a0b6ec555682ff0c9641bd242e78ec2a (diff) |
kernel: add a new version of my netfilter speedup patches for linux 2.6.39 and 3.0
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27840 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch')
-rw-r--r-- | target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch b/target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch new file mode 100644 index 000000000..817b37efd --- /dev/null +++ b/target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch @@ -0,0 +1,16 @@ +--- a/net/ipv4/netfilter/ip_tables.c ++++ b/net/ipv4/netfilter/ip_tables.c +@@ -84,9 +84,11 @@ ip_packet_match(const struct iphdr *ip, + if (ipinfo->flags & IPT_F_NO_DEF_MATCH) + return true; + +- if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr, ++ if (FWINV(ipinfo->smsk.s_addr && ++ (ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr, + IPT_INV_SRCIP) || +- FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr, ++ FWINV(ipinfo->smsk.s_addr && ++ (ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr, + IPT_INV_DSTIP)) { + dprintf("Source or dest mismatch.\n"); + |