netdev - [PATCH net-next 1/4] af_packet: do not assume MAX_SKB

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Date:   Thu, 10 Feb 2022 09:55:54 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Coco Li <lixiaoyan@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: [PATCH net-next 1/4] af_packet: do not assume MAX_SKB_FRAGS is unsigned long

From: Eric Dumazet <edumazet@...gle.com>

MAX_SKB_FRAGS is small, there is no point forcing it to be
unsigned long.

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
 net/packet/af_packet.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index ab87f22cc7ecde517ba4cd0b3804a28c3cccfc85..96ae70135bd94c4527e61621af35d6e8659ab9f7 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2606,8 +2606,8 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
 		nr_frags = skb_shinfo(skb)->nr_frags;
 
 		if (unlikely(nr_frags >= MAX_SKB_FRAGS)) {
-			pr_err("Packet exceed the number of skb frags(%lu)\n",
-			       MAX_SKB_FRAGS);
+			pr_err("Packet exceed the number of skb frags(%d)\n",
+			       (int)MAX_SKB_FRAGS);
 			return -EFAULT;
 		}
 
-- 
2.35.1.265.g69c8d7142f-goog