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2025-06-24 13:14:22 +02:00
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package/qca/qca-nss-ecm/patches/403-Fix-IPv6-neighbor-solicitation-request.patch Normal file
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@@ -0,0 +1,83 @@
From b96002061178f399c1e58a9ad821e5096a64f788 Mon Sep 17 00:00:00 2001
From: Murat Sezgin <msezgin@codeaurora.org>
Date: Mon, 23 Mar 2020 10:59:39 -0700
Subject: [qca-nss-ecm] Fix IPv6 neighbor solicitation request
Send the solicitation request to the GW address, when
a GW address is found, while establishing the node instance.
Signed-off-by: Murat Sezgin <msezgin@codeaurora.org>
Change-Id: I2187569bcfd05b0d091cf8c79171ee3c41c39cb9
---
frontends/nss/ecm_nss_ipv6.c | 7 ++++---
frontends/nss/ecm_nss_multicast_ipv6.c | 9 +++++++++
frontends/sfe/ecm_sfe_ipv6.c | 7 ++++---
3 files changed, 17 insertions(+), 6 deletions(-)
diff --git a/frontends/nss/ecm_nss_ipv6.c b/frontends/nss/ecm_nss_ipv6.c
index c7dd37f..9011e18 100644
--- a/frontends/nss/ecm_nss_ipv6.c
+++ b/frontends/nss/ecm_nss_ipv6.c
@@ -527,13 +527,14 @@ struct ecm_db_node_instance *ecm_nss_ipv6_node_establish_and_ref(struct ecm_fron
struct net_device *master;
master = ecm_interface_get_and_hold_dev_master(dev);
DEBUG_ASSERT(master, "Expected a master\n");
- ecm_interface_send_neighbour_solicitation(master, addr);
+ ecm_interface_send_neighbour_solicitation(master, gw_addr);
dev_put(master);
} else {
- ecm_interface_send_neighbour_solicitation(dev, addr);
+ ecm_interface_send_neighbour_solicitation(dev, gw_addr);
}
- DEBUG_TRACE("Failed to obtain mac for host " ECM_IP_ADDR_OCTAL_FMT "\n", ECM_IP_ADDR_TO_OCTAL(addr));
+ DEBUG_TRACE("Failed to obtain mac for host " ECM_IP_ADDR_OCTAL_FMT " gw: " ECM_IP_ADDR_OCTAL_FMT "\n",
+ ECM_IP_ADDR_TO_OCTAL(addr), ECM_IP_ADDR_TO_OCTAL(gw_addr));
return NULL;
}
done:
diff --git a/frontends/nss/ecm_nss_multicast_ipv6.c b/frontends/nss/ecm_nss_multicast_ipv6.c
index a361eec..38fde95 100644
--- a/frontends/nss/ecm_nss_multicast_ipv6.c
+++ b/frontends/nss/ecm_nss_multicast_ipv6.c
@@ -2558,6 +2558,15 @@ static struct ecm_db_node_instance *ecm_nss_multicast_ipv6_node_establish_and_re
#endif
if (!ecm_interface_mac_addr_get(addr, node_addr, &on_link, gw_addr)) {
DEBUG_TRACE("Failed to obtain mac for host " ECM_IP_ADDR_OCTAL_FMT "\n", ECM_IP_ADDR_TO_OCTAL(addr));
+
+ /*
+ * If there is a gw_addr found during the lookup, use that address
+ * for neighbour solicitation request.
+ */
+ if (!ECM_IP_ADDR_IS_NULL(gw_addr)) {
+ ECM_IP_ADDR_COPY(addr, gw_addr);
+ }
+
if (ecm_front_end_is_bridge_port(dev)) {
struct net_device *master;
master = ecm_interface_get_and_hold_dev_master(dev);
diff --git a/frontends/sfe/ecm_sfe_ipv6.c b/frontends/sfe/ecm_sfe_ipv6.c
index 3fd5d46..51a9ccb 100644
--- a/frontends/sfe/ecm_sfe_ipv6.c
+++ b/frontends/sfe/ecm_sfe_ipv6.c
@@ -256,13 +256,14 @@ struct ecm_db_node_instance *ecm_sfe_ipv6_node_establish_and_ref(struct ecm_fron
struct net_device *master;
master = ecm_interface_get_and_hold_dev_master(dev);
DEBUG_ASSERT(master, "Expected a master\n");
- ecm_interface_send_neighbour_solicitation(master, addr);
+ ecm_interface_send_neighbour_solicitation(master, gw_addr);
dev_put(master);
} else {
- ecm_interface_send_neighbour_solicitation(dev, addr);
+ ecm_interface_send_neighbour_solicitation(dev, gw_addr);
}
- DEBUG_TRACE("Failed to obtain mac for host " ECM_IP_ADDR_OCTAL_FMT "\n", ECM_IP_ADDR_TO_OCTAL(addr));
+ DEBUG_TRACE("Failed to obtain mac for host " ECM_IP_ADDR_OCTAL_FMT " gw: " ECM_IP_ADDR_OCTAL_FMT "\n",
+ ECM_IP_ADDR_TO_OCTAL(addr), ECM_IP_ADDR_TO_OCTAL(gw_addr));
return NULL;
}
done:
--
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