From: Eric Dumazet <edumazet@google.com>
Date: Wed, 8 Jun 2022 16:04:36 +0000 (-0700)
Subject: net: use DEBUG_NET_WARN_ON_ONCE() in skb_release_head_state()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7890e2f09d437f79e67cd37bf3e820fa0cddf2be;p=linux.git

net: use DEBUG_NET_WARN_ON_ONCE() in skb_release_head_state()

Remove this check from fast path unless CONFIG_DEBUG_NET=y

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b661040c100ef..cf83d9b8f41dc 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -728,7 +728,7 @@ void skb_release_head_state(struct sk_buff *skb)
 {
 	skb_dst_drop(skb);
 	if (skb->destructor) {
-		WARN_ON(in_hardirq());
+		DEBUG_NET_WARN_ON_ONCE(in_hardirq());
 		skb->destructor(skb);
 	}
 #if IS_ENABLED(CONFIG_NF_CONNTRACK)