From 7f1012ff7c8b8762c247698cb6f84963674d1f55 Mon Sep 17 00:00:00 2001
From: Ryan Libby <rlibby@FreeBSD.org>
Date: Mon, 3 Jun 2024 11:35:28 -0700
Subject: [PATCH] pctrie: predict successful allocation

Reviewed by:	dougm
Sponsored by:	Dell EMC Isilon
Differential Revision:	https://reviews.freebsd.org/D45407
---
 sys/sys/pctrie.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/sys/pctrie.h b/sys/sys/pctrie.h
index eec74610587..38b29789959 100644
--- a/sys/sys/pctrie.h
+++ b/sys/sys/pctrie.h
@@ -84,7 +84,7 @@ name##_PCTRIE_INSERT(struct pctrie *ptree, struct type *ptr)		\
 	if (parentp == NULL)						\
 		return (0);						\
 	parent = allocfn(ptree);					\
-	if (parent == NULL)						\
+	if (__predict_false(parent == NULL))				\
 		return (ENOMEM);					\
 	pctrie_insert_node(parentp, parent, val);			\
 	return (0);							\