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authorAdrian Schmutzler <freifunk@adrianschmutzler.de>2020-08-07 14:29:11 +0200
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>2020-09-02 16:29:23 +0200
commit95acc4fe0e31ae91d485635c021d259e06785b5d (patch)
treeaa079a7cb0e09c4f2ba655925095fc27186c27a9 /target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch
parent66ab1fb395f85e018cb1c6ae0d3a14aa46373f84 (diff)
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kernel: remove support for kernel 4.14
No target uses kernel 4.14 anymore. Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Diffstat (limited to 'target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch')
-rw-r--r--target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch44
1 files changed, 0 insertions, 44 deletions
diff --git a/target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch b/target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch
deleted file mode 100644
index 69c165bb41..0000000000
--- a/target/linux/generic/pending-4.14/613-netfilter_optional_tcp_window_check.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: netfilter: optional tcp window check
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- net/netfilter/nf_conntrack_proto_tcp.c | 13 +++++++++++++
- 1 file changed, 13 insertions(+)
-
---- a/net/netfilter/nf_conntrack_proto_tcp.c
-+++ b/net/netfilter/nf_conntrack_proto_tcp.c
-@@ -33,6 +33,9 @@
- #include <net/netfilter/ipv4/nf_conntrack_ipv4.h>
- #include <net/netfilter/ipv6/nf_conntrack_ipv6.h>
-
-+/* Do not check the TCP window for incoming packets */
-+static int nf_ct_tcp_no_window_check __read_mostly = 1;
-+
- /* "Be conservative in what you do,
- be liberal in what you accept from others."
- If it's non-zero, we mark only out of window RST segments as INVALID. */
-@@ -508,6 +511,9 @@ static bool tcp_in_window(const struct n
- s32 receiver_offset;
- bool res, in_recv_win;
-
-+ if (nf_ct_tcp_no_window_check)
-+ return true;
-+
- /*
- * Get the required data from the packet.
- */
-@@ -1489,6 +1495,13 @@ static struct ctl_table tcp_sysctl_table
- .mode = 0644,
- .proc_handler = proc_dointvec,
- },
-+ {
-+ .procname = "nf_conntrack_tcp_no_window_check",
-+ .data = &nf_ct_tcp_no_window_check,
-+ .maxlen = sizeof(unsigned int),
-+ .mode = 0644,
-+ .proc_handler = proc_dointvec,
-+ },
- { }
- };
- #endif /* CONFIG_SYSCTL */