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Diffstat (limited to 'target/linux/generic/backport-5.4/080-wireguard-0115-netlink-consistently-use-NLA_POLICY_MIN_LEN.patch')
-rw-r--r--target/linux/generic/backport-5.4/080-wireguard-0115-netlink-consistently-use-NLA_POLICY_MIN_LEN.patch39
1 files changed, 39 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.4/080-wireguard-0115-netlink-consistently-use-NLA_POLICY_MIN_LEN.patch b/target/linux/generic/backport-5.4/080-wireguard-0115-netlink-consistently-use-NLA_POLICY_MIN_LEN.patch
new file mode 100644
index 0000000000..4b414bc309
--- /dev/null
+++ b/target/linux/generic/backport-5.4/080-wireguard-0115-netlink-consistently-use-NLA_POLICY_MIN_LEN.patch
@@ -0,0 +1,39 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Johannes Berg <johannes.berg@intel.com>
+Date: Tue, 18 Aug 2020 10:17:32 +0200
+Subject: [PATCH] netlink: consistently use NLA_POLICY_MIN_LEN()
+
+commit bc0435855041d7fff0b83dd992fc4be34aa11afb upstream.
+
+Change places that open-code NLA_POLICY_MIN_LEN() to
+use the macro instead, giving us flexibility in how we
+handle the details of the macro.
+
+Signed-off-by: Johannes Berg <johannes.berg@intel.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+[Jason: only picked the drivers/net/wireguard/* part]
+Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
+---
+ drivers/net/wireguard/netlink.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+--- a/drivers/net/wireguard/netlink.c
++++ b/drivers/net/wireguard/netlink.c
+@@ -34,7 +34,7 @@ static const struct nla_policy peer_poli
+ [WGPEER_A_PUBLIC_KEY] = NLA_POLICY_EXACT_LEN(NOISE_PUBLIC_KEY_LEN),
+ [WGPEER_A_PRESHARED_KEY] = NLA_POLICY_EXACT_LEN(NOISE_SYMMETRIC_KEY_LEN),
+ [WGPEER_A_FLAGS] = { .type = NLA_U32 },
+- [WGPEER_A_ENDPOINT] = { .type = NLA_MIN_LEN, .len = sizeof(struct sockaddr) },
++ [WGPEER_A_ENDPOINT] = NLA_POLICY_MIN_LEN(sizeof(struct sockaddr)),
+ [WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL] = { .type = NLA_U16 },
+ [WGPEER_A_LAST_HANDSHAKE_TIME] = NLA_POLICY_EXACT_LEN(sizeof(struct __kernel_timespec)),
+ [WGPEER_A_RX_BYTES] = { .type = NLA_U64 },
+@@ -45,7 +45,7 @@ static const struct nla_policy peer_poli
+
+ static const struct nla_policy allowedip_policy[WGALLOWEDIP_A_MAX + 1] = {
+ [WGALLOWEDIP_A_FAMILY] = { .type = NLA_U16 },
+- [WGALLOWEDIP_A_IPADDR] = { .type = NLA_MIN_LEN, .len = sizeof(struct in_addr) },
++ [WGALLOWEDIP_A_IPADDR] = NLA_POLICY_MIN_LEN(sizeof(struct in_addr)),
+ [WGALLOWEDIP_A_CIDR_MASK] = { .type = NLA_U8 }
+ };
+