From: Mike Yuan <me@yhndnzj.com>
Date: Sat, 3 May 2025 19:00:15 +0000 (+0200)
Subject: core/cgroup: block_get_originating() doesn't return > 0
X-Git-Tag: v258-rc1~691^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ab2f5407a0659bc439189d241e1960f0aaf12b25;p=thirdparty%2Fsystemd.git

core/cgroup: block_get_originating() doesn't return > 0

Follow-up for 612fc70fc0f5445817f3f5c033dd3d5b5fd058ea
---

diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 74c9d786a1f..e37bf46e876 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -1019,7 +1019,8 @@ static int lookup_block_device(const char *p, dev_t *ret) {
         }
 
         /* If this is a LUKS/DM device, recursively try to get the originating block device */
-        while (block_get_originating(*ret, ret) > 0);
+        while (block_get_originating(*ret, ret) >= 0)
+                ;
 
         /* If this is a partition, try to get the originating block device */
         (void) block_get_whole_disk(*ret, ret);