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/xfrm/xfrm_user.c | 13 +++++++++++--
1 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/kernel/net/xfrm/xfrm_user.c b/kernel/net/xfrm/xfrm_user.c
index b7f95fd..7156aae 100644
--- a/kernel/net/xfrm/xfrm_user.c
+++ b/kernel/net/xfrm/xfrm_user.c
@@ -522,7 +522,7 @@
struct nlattr *et = attrs[XFRMA_ETIMER_THRESH];
struct nlattr *rt = attrs[XFRMA_REPLAY_THRESH];
- if (re) {
+ if (re && x->replay_esn && x->preplay_esn) {
struct xfrm_replay_state_esn *replay_esn;
replay_esn = nla_data(re);
memcpy(x->replay_esn, replay_esn,
@@ -1049,6 +1049,15 @@
sizeof(*filter), GFP_KERNEL);
if (filter == NULL)
return -ENOMEM;
+
+ /* see addr_match(), (prefix length >> 5) << 2
+ * will be used to compare xfrm_address_t
+ */
+ if (filter->splen > (sizeof(xfrm_address_t) << 3) ||
+ filter->dplen > (sizeof(xfrm_address_t) << 3)) {
+ kfree(filter);
+ return -EINVAL;
+ }
}
if (attrs[XFRMA_PROTO])
@@ -2624,7 +2633,7 @@
[XFRMA_ALG_COMP] = { .len = sizeof(struct xfrm_algo) },
[XFRMA_ENCAP] = { .len = sizeof(struct xfrm_encap_tmpl) },
[XFRMA_TMPL] = { .len = sizeof(struct xfrm_user_tmpl) },
- [XFRMA_SEC_CTX] = { .len = sizeof(struct xfrm_sec_ctx) },
+ [XFRMA_SEC_CTX] = { .len = sizeof(struct xfrm_user_sec_ctx) },
[XFRMA_LTIME_VAL] = { .len = sizeof(struct xfrm_lifetime_cur) },
[XFRMA_REPLAY_VAL] = { .len = sizeof(struct xfrm_replay_state) },
[XFRMA_REPLAY_THRESH] = { .type = NLA_U32 },
--
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