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Diffstat (limited to 'net/mptcp/subflow.c')
-rw-r--r--net/mptcp/subflow.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index 71ba86246ff8..6403c56f2902 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -75,7 +75,8 @@ static void subflow_req_create_thmac(struct mptcp_subflow_request_sock *subflow_
get_random_bytes(&subflow_req->local_nonce, sizeof(u32));
- subflow_generate_hmac(msk->local_key, msk->remote_key,
+ subflow_generate_hmac(READ_ONCE(msk->local_key),
+ READ_ONCE(msk->remote_key),
subflow_req->local_nonce,
subflow_req->remote_nonce, hmac);
@@ -714,7 +715,8 @@ static bool subflow_hmac_valid(const struct request_sock *req,
if (!msk)
return false;
- subflow_generate_hmac(msk->remote_key, msk->local_key,
+ subflow_generate_hmac(READ_ONCE(msk->remote_key),
+ READ_ONCE(msk->local_key),
subflow_req->remote_nonce,
subflow_req->local_nonce, hmac);
@@ -1548,8 +1550,8 @@ int __mptcp_subflow_connect(struct sock *sk, const struct mptcp_addr_info *loc,
mptcp_pm_get_flags_and_ifindex_by_id(msk, local_id,
&flags, &ifindex);
subflow->remote_key_valid = 1;
- subflow->remote_key = msk->remote_key;
- subflow->local_key = msk->local_key;
+ subflow->remote_key = READ_ONCE(msk->remote_key);
+ subflow->local_key = READ_ONCE(msk->local_key);
subflow->token = msk->token;
mptcp_info2sockaddr(loc, &addr, ssk->sk_family);