From: Daan De Meyer <daan@amutable.com>
Date: Thu, 12 Feb 2026 08:44:29 +0000 (+0100)
Subject: dissect: Use must_be_root()
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=01fb2d4a9e8708c1952f97881eee9d0907989420;p=thirdparty%2Fsystemd.git

dissect: Use must_be_root()
---

diff --git a/src/dissect/dissect.c b/src/dissect/dissect.c
index 4018e8233fb..1eb17e67e48 100644
--- a/src/dissect/dissect.c
+++ b/src/dissect/dissect.c
@@ -863,8 +863,11 @@ static int parse_argv(int argc, char *argv[]) {
         if (arg_action == ACTION_SHIFT && r == 0)
                 return log_error_errno(SYNTHETIC_ERRNO(EPERM), "Need to have CAP_CHOWN to shift UID ranges");
 
-        if (IN_SET(arg_action, ACTION_ATTACH, ACTION_DETACH) && geteuid() != 0)
-                return log_error_errno(SYNTHETIC_ERRNO(EPERM), "Need to be root.");
+        if (IN_SET(arg_action, ACTION_ATTACH, ACTION_DETACH)) {
+                r = must_be_root();
+                if (r < 0)
+                        return r;
+        }
 
         SET_FLAG(arg_flags, DISSECT_IMAGE_ALLOW_INTERACTIVE_AUTH, isatty_safe(STDIN_FILENO));