linux-kernel - [PATCH net-next v2 9/9] net: skbuff: Drop unused @skb

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Message-Id: <20250626-splice-drop-unused-v2-9-3268fac1af89@rbox.co>
Date: Thu, 26 Jun 2025 10:33:42 +0200
From: Michal Luczaj <mhal@...x.co>
To: "David S. Miller" <davem@...emloft.net>, 
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
 Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, 
 Neal Cardwell <ncardwell@...gle.com>, Kuniyuki Iwashima <kuniyu@...gle.com>, 
 David Ahern <dsahern@...nel.org>, Boris Pismenny <borisp@...dia.com>, 
 John Fastabend <john.fastabend@...il.com>, 
 Ayush Sawal <ayush.sawal@...lsio.com>, Andrew Lunn <andrew+netdev@...n.ch>, 
 Wenjia Zhang <wenjia@...ux.ibm.com>, Jan Karcher <jaka@...ux.ibm.com>, 
 "D. Wythe" <alibuda@...ux.alibaba.com>, Tony Lu <tonylu@...ux.alibaba.com>, 
 Wen Gu <guwen@...ux.alibaba.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-rdma@...r.kernel.org, linux-s390@...r.kernel.org, 
 Michal Luczaj <mhal@...x.co>
Subject: [PATCH net-next v2 9/9] net: skbuff: Drop unused @skb

Since its introduction in commit 6fa01ccd8830 ("skbuff: Add pskb_extract()
helper function"), pskb_carve_frag_list() never used the argument @skb.
Drop it and adapt the only caller.

No functional change intended.

Signed-off-by: Michal Luczaj <mhal@...x.co>
---
 net/core/skbuff.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b5f685b6611c177c199f70bb16fd3940bce8cded..f8553c674fe5052e7c1ea53022e252a54a9d6c72 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6756,8 +6756,7 @@ static int pskb_carve(struct sk_buff *skb, const u32 off, gfp_t gfp);
 /* carve out the first eat bytes from skb's frag_list. May recurse into
  * pskb_carve()
  */
-static int pskb_carve_frag_list(struct sk_buff *skb,
-				struct skb_shared_info *shinfo, int eat,
+static int pskb_carve_frag_list(struct skb_shared_info *shinfo, int eat,
 				gfp_t gfp_mask)
 {
 	struct sk_buff *list = shinfo->frag_list;
@@ -6862,7 +6861,7 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off,
 		skb_clone_fraglist(skb);

 	/* split line is in frag list */
-	if (k == 0 && pskb_carve_frag_list(skb, shinfo, off - pos, gfp_mask)) {
+	if (k == 0 && pskb_carve_frag_list(shinfo, off - pos, gfp_mask)) {
 		/* skb_frag_unref() is not needed here as shinfo->nr_frags = 0. */
 		if (skb_has_frag_list(skb))
 			kfree_skb_list(skb_shinfo(skb)->frag_list);

-- 
2.49.0