From: Terry Burton <tez@terryburton.co.uk>
Date: Fri, 7 Feb 2025 14:26:47 +0000 (+0000)
Subject: Don't needlessly attempt to set euid to the current euid
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=96b18c252360518a67a51cf280236c2135d06aa5;p=thirdparty%2Ffreeradius-server.git

Don't needlessly attempt to set euid to the current euid

This isn't a noop on Linux and will cause librdkafka to fail.
---

diff --git a/src/main/util.c b/src/main/util.c
index 607bcaa92c..e39921e312 100644
--- a/src/main/util.c
+++ b/src/main/util.c
@@ -1534,6 +1534,8 @@ void rad_suid_up(void)
 		fr_exit_now(1);
 	}
 
+	if (euid == suid) return;
+
 	if (setresuid(-1, suid, -1) < 0) {
 		ERROR("Failed switching to privileged user");
 		fr_exit_now(1);