blockdev-util: partition block devices never have partition scanning enabled

diff --git a/src/shared/blockdev-util.c b/src/shared/blockdev-util.c
index 322e5280cdf5baf92aa8eb6617f5075a9f8d6d98..592257a0387cb38162566189d3e4dd46aaf109ca 100644 (file)
--- a/src/shared/blockdev-util.c
+++ b/src/shared/blockdev-util.c
@@ -418,6 +418,11 @@ int blockdev_partscan_enabled(int fd) {
         if (r != -ENOENT)
                 return r;
 
+        /* Partition block devices never have partition scanning on, there's no concept of sub-partitions for
+         * partitions. */
+        if (device_is_devtype(dev, "partition"))
+                return false;
+
         /* For loopback block device, especially for v5.19 or newer. Even if this is enabled, we also need to
          * check GENHD_FL_NO_PART flag through 'ext_range' and 'capability' sysfs attributes below. */
         if (device_get_sysattr_bool(dev, "loop/partscan") == 0)