From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 9 May 2023 08:57:33 +0000 (+0900)
Subject: sd-dhcp-client: client ID always has non-zero data
X-Git-Tag: v254-rc1~528
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=251ca882302c57eff7acade3a72fc3cfe16eafac;p=thirdparty%2Fsystemd.git

sd-dhcp-client: client ID always has non-zero data

Follow-up for f04c991a2fbb3531c3b464ed8e6dd7543e521f7a.
Fixes CID#1510978.
---

diff --git a/src/libsystemd-network/sd-dhcp-client.c b/src/libsystemd-network/sd-dhcp-client.c
index 4bce35b3a4b..e5a1fdcd54a 100644
--- a/src/libsystemd-network/sd-dhcp-client.c
+++ b/src/libsystemd-network/sd-dhcp-client.c
@@ -346,7 +346,7 @@ int sd_dhcp_client_get_client_id(
         assert_return(client, -EINVAL);
 
         if (client->client_id_len > 0) {
-                if (client->client_id_len < offsetof(sd_dhcp_client_id, raw.data))
+                if (client->client_id_len <= offsetof(sd_dhcp_client_id, raw.data))
                         return -EINVAL;
 
                 if (ret_type)