From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/net/openvswitch/datapath.c | 31 +++++++++++++++++++------------
1 files changed, 19 insertions(+), 12 deletions(-)
diff --git a/kernel/net/openvswitch/datapath.c b/kernel/net/openvswitch/datapath.c
index 7ed97dc..b625ab5 100644
--- a/kernel/net/openvswitch/datapath.c
+++ b/kernel/net/openvswitch/datapath.c
@@ -933,6 +933,7 @@
struct sw_flow_mask mask;
struct sk_buff *reply;
struct datapath *dp;
+ struct sw_flow_key *key;
struct sw_flow_actions *acts;
struct sw_flow_match match;
u32 ufid_flags = ovs_nla_get_ufid_flags(a[OVS_FLOW_ATTR_UFID_FLAGS]);
@@ -960,30 +961,32 @@
}
/* Extract key. */
- ovs_match_init(&match, &new_flow->key, false, &mask);
+ key = kzalloc(sizeof(*key), GFP_KERNEL);
+ if (!key) {
+ error = -ENOMEM;
+ goto err_kfree_flow;
+ }
+
+ ovs_match_init(&match, key, false, &mask);
error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY],
a[OVS_FLOW_ATTR_MASK], log);
if (error)
- goto err_kfree_flow;
+ goto err_kfree_key;
+
+ ovs_flow_mask_key(&new_flow->key, key, true, &mask);
/* Extract flow identifier. */
error = ovs_nla_get_identifier(&new_flow->id, a[OVS_FLOW_ATTR_UFID],
- &new_flow->key, log);
+ key, log);
if (error)
- goto err_kfree_flow;
-
- /* unmasked key is needed to match when ufid is not used. */
- if (ovs_identifier_is_key(&new_flow->id))
- match.key = new_flow->id.unmasked_key;
-
- ovs_flow_mask_key(&new_flow->key, &new_flow->key, true, &mask);
+ goto err_kfree_key;
/* Validate actions. */
error = ovs_nla_copy_actions(net, a[OVS_FLOW_ATTR_ACTIONS],
&new_flow->key, &acts, log);
if (error) {
OVS_NLERR(log, "Flow actions may not be safe on all matching packets.");
- goto err_kfree_flow;
+ goto err_kfree_key;
}
reply = ovs_flow_cmd_alloc_info(acts, &new_flow->id, info, false,
@@ -1004,7 +1007,7 @@
if (ovs_identifier_is_ufid(&new_flow->id))
flow = ovs_flow_tbl_lookup_ufid(&dp->table, &new_flow->id);
if (!flow)
- flow = ovs_flow_tbl_lookup(&dp->table, &new_flow->key);
+ flow = ovs_flow_tbl_lookup(&dp->table, key);
if (likely(!flow)) {
rcu_assign_pointer(new_flow->sf_acts, acts);
@@ -1074,6 +1077,8 @@
if (reply)
ovs_notify(&dp_flow_genl_family, reply, info);
+
+ kfree(key);
return 0;
err_unlock_ovs:
@@ -1081,6 +1086,8 @@
kfree_skb(reply);
err_kfree_acts:
ovs_nla_free_flow_actions(acts);
+err_kfree_key:
+ kfree(key);
err_kfree_flow:
ovs_flow_free(new_flow, false);
error:
--
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