skmsg: Use GFP_KERNEL in sk_psock_create_ingress_msg()

This function is only called in process context.

Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20210331023237.41094-7-xiyou.wangcong@gmail.com

Author: Cong Wang

net/core/skmsg.c

@@ -410,7 +410,7 @@ static struct sk_msg *sk_psock_create_ingress_msg(struct sock *sk,
 	if (!sk_rmem_schedule(sk, skb, skb->truesize))
 		return NULL;
 
-	msg = kzalloc(sizeof(*msg), __GFP_NOWARN | GFP_ATOMIC);
+	msg = kzalloc(sizeof(*msg), __GFP_NOWARN | GFP_KERNEL);
 	if (unlikely(!msg))
 		return NULL;