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Diffstat (limited to 'net/mptcp/pm_userspace.c')
-rw-r--r--net/mptcp/pm_userspace.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/mptcp/pm_userspace.c b/net/mptcp/pm_userspace.c
index 65dcc55a8ad8..ea6ad9da7493 100644
--- a/net/mptcp/pm_userspace.c
+++ b/net/mptcp/pm_userspace.c
@@ -294,6 +294,13 @@ int mptcp_nl_cmd_sf_create(struct sk_buff *skb, struct genl_info *info)
}
sk = (struct sock *)msk;
+
+ if (!mptcp_pm_addr_families_match(sk, &addr_l, &addr_r)) {
+ GENL_SET_ERR_MSG(info, "families mismatch");
+ err = -EINVAL;
+ goto create_err;
+ }
+
lock_sock(sk);
err = __mptcp_subflow_connect(sk, &addr_l, &addr_r);