core/mount: mount_start() may be called during the state is MOUNT_MOUNTING_DONE

As, both MOUNT_MOUNTING and MOUNT_MOUNTING_DONE are mapped to
UNIT_ACTIVATING.

Fixes #17570.

diff --git a/src/core/mount.c b/src/core/mount.c
index 41dc7e9967464ffbed12c11777f6d0b0c9f60730..faa2cb0e039dfe16dc4ecbbd07309a52b53ff8fd 100644 (file)
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -1144,7 +1144,7 @@ static int mount_start(Unit *u) {
                 return -EAGAIN;
 
         /* Already on it! */
-        if (m->state == MOUNT_MOUNTING)
+        if (IN_SET(m->state, MOUNT_MOUNTING, MOUNT_MOUNTING_DONE))
                 return 0;
 
         assert(IN_SET(m->state, MOUNT_DEAD, MOUNT_FAILED));