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kernel: avoid flow offload for connections with xfrm on the dst entry (should fix IPSec)

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Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2018-04-08 19:19:58 +02:00
parent df02e7a3c7
commit b560c1748a
1 changed files with 4 additions and 1 deletions
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5
target/linux/generic/hack-4.14/650-netfilter-add-xt_OFFLOAD-target.patch
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@ -98,7 +98,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
obj-$(CONFIG_NETFILTER_XT_TARGET_LED) += xt_LED.o
--- /dev/null
+++ b/net/netfilter/xt_FLOWOFFLOAD.c
@@ -0,0 +1,365 @@
@@ -0,0 +1,368 @@
+/*
+ * Copyright (C) 2018 Felix Fietkau <nbd@nbd.name>
+ *
@ -326,6 +326,9 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ if (!this_dst || !other_dst)
+ return -ENOENT;
+
+ if (dst_xfrm(this_dst) || dst_xfrm(other_dst))
+ return -EINVAL;
+
+ route->tuple[dir].dst = this_dst;
+ route->tuple[dir].ifindex = xt_in(par)->ifindex;
+ route->tuple[!dir].dst = other_dst;