From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sat, 8 Apr 2023 16:16:26 +0000 (+0900)
Subject: os-util: return earlier when unsupported image class is specified
X-Git-Tag: v254-rc1~760^2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7421f20c7e32d55cd9b21db0b481911b2eaf8ccb;p=thirdparty%2Fsystemd.git

os-util: return earlier when unsupported image class is specified
---

diff --git a/src/basic/os-util.c b/src/basic/os-util.c
index 619a2bae966..35c7555461d 100644
--- a/src/basic/os-util.c
+++ b/src/basic/os-util.c
@@ -156,6 +156,9 @@ int open_extension_release(
         if (!extension)
                 return open_os_release(root, ret_path, ret_fd);
 
+        if (!IN_SET(image_class, IMAGE_SYSEXT, IMAGE_CONFEXT))
+                return -EINVAL;
+
         const char *extension_full_path;
 
         if (!image_name_is_valid(extension))