diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index eef69d0e44ec6..2ea7eae43bdb1 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -1190,7 +1190,7 @@ static int mptcp_pm_parse_pm_addr_attr(struct nlattr *tb[],
 
 	if (!tb[MPTCP_PM_ADDR_ATTR_FAMILY]) {
 		if (!require_family)
-			return err;
+			return 0;
 
 		NL_SET_ERR_MSG_ATTR(info->extack, attr,
 				    "missing family");
@@ -1224,7 +1224,7 @@ static int mptcp_pm_parse_pm_addr_attr(struct nlattr *tb[],
 	if (tb[MPTCP_PM_ADDR_ATTR_PORT])
 		addr->port = htons(nla_get_u16(tb[MPTCP_PM_ADDR_ATTR_PORT]));
 
-	return err;
+	return 0;
 }
 
 int mptcp_pm_parse_addr(struct nlattr *attr, struct genl_info *info,
@@ -2094,7 +2094,7 @@ void mptcp_event_addr_removed(const struct mptcp_sock *msk, uint8_t id)
 	return;
 
 nla_put_failure:
-	kfree_skb(skb);
+	nlmsg_free(skb);
 }
 
 void mptcp_event_addr_announced(const struct sock *ssk,
@@ -2151,7 +2151,7 @@ void mptcp_event_addr_announced(const struct sock *ssk,
 	return;
 
 nla_put_failure:
-	kfree_skb(skb);
+	nlmsg_free(skb);
 }
 
 void mptcp_event_pm_listener(const struct sock *ssk,
@@ -2203,7 +2203,7 @@ void mptcp_event_pm_listener(const struct sock *ssk,
 	return;
 
 nla_put_failure:
-	kfree_skb(skb);
+	nlmsg_free(skb);
 }
 
 void mptcp_event(enum mptcp_event_type type, const struct mptcp_sock *msk,
@@ -2261,7 +2261,7 @@ void mptcp_event(enum mptcp_event_type type, const struct mptcp_sock *msk,
 	return;
 
 nla_put_failure:
-	kfree_skb(skb);
+	nlmsg_free(skb);
 }
 
 static const struct genl_small_ops mptcp_pm_ops[] = {
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c
index a47423ebb33a8..d4b1e6ec1b361 100644
--- a/net/mptcp/sockopt.c
+++ b/net/mptcp/sockopt.c
@@ -740,7 +740,7 @@ static int mptcp_setsockopt_v4_set_tos(struct mptcp_sock *msk, int optname,
 	}
 	release_sock(sk);
 
-	return err;
+	return 0;
 }
 
 static int mptcp_setsockopt_v4(struct mptcp_sock *msk, int optname,