From: Eric Dumazet <edumazet@google.com>
Date: Tue, 13 Jan 2026 13:10:17 +0000 (+0000)
Subject: net: minor __alloc_skb() optimization
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2db009e4c8d6dc76d98fa691a35586f98506fc63;p=thirdparty%2Fkernel%2Flinux.git

net: minor __alloc_skb() optimization

We can directly call __finalize_skb_around()
instead of __build_skb_around() because @size is not zero.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260113131017.2310584-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 3d736c64bd878..c29677f7857c5 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -714,7 +714,7 @@ fallback:
 	prefetchw(data + SKB_WITH_OVERHEAD(size));
 
 	skbuff_clear(skb);
-	__build_skb_around(skb, data, size);
+	__finalize_skb_around(skb, data, size);
 	skb->pfmemalloc = pfmemalloc;
 
 	if (flags & SKB_ALLOC_FCLONE) {