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authorJonas Gorski <jogo@openwrt.org>2015-12-02 22:23:22 +0000
committerJonas Gorski <jogo@openwrt.org>2015-12-02 22:23:22 +0000
commit621677154f39f2e0b698a558b8b795db84a8e014 (patch)
tree3c4d60241f9ad7f52f12aa022af8b5a684b2ab08 /target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch
parent4454a3fb6375cf1adf17f63a54cd7660bc40caa7 (diff)
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kernel: add linux 4.4 support
Based on 4.4-rc3. Runtime tested on MIPS. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 47701
Diffstat (limited to 'target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch')
-rw-r--r--target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch16
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch b/target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch
new file mode 100644
index 0000000000..72172d8bb4
--- /dev/null
+++ b/target/linux/generic/patches-4.4/612-netfilter_match_reduce_memory_access.patch
@@ -0,0 +1,16 @@
+--- a/net/ipv4/netfilter/ip_tables.c
++++ b/net/ipv4/netfilter/ip_tables.c
+@@ -85,9 +85,11 @@ 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->dmsk.s_addr &&
++ (ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr,
+ IPT_INV_DSTIP)) {
+ dprintf("Source or dest mismatch.\n");
+