Squash to "bpf: Add mptcp_subflow bpf_iter"

Address Martin's comments in v1: - bpf_iter_mptcp_subflow_new returns -EINVAL when msk socket lock isn't held. Signed-off-by: Geliang Tang <[email protected]>
intel-lab-lkp · Nov 21, 2024 · 1faebcc · 1faebcc
1 parent 081af0b
commit 1faebcc
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/net/mptcp/bpf.c b/net/mptcp/bpf.c
@@ -252,7 +252,8 @@ bpf_iter_mptcp_subflow_new(struct bpf_iter_mptcp_subflow *it,
 	if (!msk)
 		return -EINVAL;
 
-	msk_owned_by_me(msk);
+	if (!lockdep_sock_is_held((const struct sock *)msk))
+		return -EINVAL;
 
 	kit->pos = &msk->conn_list;
 	return 0;