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author | Felix Fietkau <nbd@openwrt.org> | 2011-07-30 15:39:52 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2011-07-30 15:39:52 +0000 |
commit | 19eaf1c5f78afb7133e9208dd4d94938c19b3d08 (patch) | |
tree | b7dcfdd40b9904596e6e87bae57faf459b72f5d4 /target/linux/generic/patches-3.0/612-netfilter_match_reduce_memory_access.patch | |
parent | 26fed98ce649f68eac6a1bbee50b0648196dc09a (diff) | |
download | upstream-19eaf1c5f78afb7133e9208dd4d94938c19b3d08.tar.gz upstream-19eaf1c5f78afb7133e9208dd4d94938c19b3d08.tar.bz2 upstream-19eaf1c5f78afb7133e9208dd4d94938c19b3d08.zip |
kernel: add a new version of my netfilter speedup patches for linux 2.6.39 and 3.0
SVN-Revision: 27840
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 0000000000..817b37efd1 --- /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"); + |