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net: minor __alloc_skb() optimization

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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>
This commit is contained in:
Eric Dumazet
2026-01-13 13:10:17 +00:00
committed by Jakub Kicinski
parent b1b77c82ce
commit 2db009e4c8
1 changed files with 1 additions and 1 deletions
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2
net/core/skbuff.c
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@@ -714,7 +714,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
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) {