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 607bcaa92cd39c90380b81ec09cb0c67cc3bebf1..e39921e3127d67367179b308a975fb763a7ed0cf 100644 (file)
--- 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);