From: Nick Porter <nick@portercomputing.co.uk>
Date: Tue, 1 Apr 2025 14:14:31 +0000 (+0100)
Subject: Exit quickly if there's nothing to do
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=37dc14977dd676675131f8c626b236938136d1d0;p=thirdparty%2Ffreeradius-server.git

Exit quickly if there's nothing to do
---

diff --git a/src/lib/util/value.c b/src/lib/util/value.c
index 61be4346b8b..aef20f9768e 100644
--- a/src/lib/util/value.c
+++ b/src/lib/util/value.c
@@ -5751,6 +5751,12 @@ int fr_value_box_list_concat_in_place(TALLOC_CTX *ctx,
 		return -1;
 	}
 
+	/*
+	 *	Exit quickly if the list is only one box of the correct type and
+	 *	out points at that box.
+	 */
+	if ((fr_value_box_list_num_elements(list) == 1) && (head_vb == out) && (head_vb->type == type)) return 0;
+
 	switch (type) {
 	case FR_TYPE_STRING:
 		if (unlikely(!fr_sbuff_init_talloc(ctx, &sbuff, &sbuff_tctx, 256, max_size))) return -1;