Index: sys/kern/vfs_mount.c
===================================================================
--- sys/kern/vfs_mount.c	(wersja 197195)
+++ sys/kern/vfs_mount.c	(kopia robocza)
@@ -1056,12 +1056,12 @@ vfs_domount(
 	 * Put the new filesystem on the mount list after root.
 	 */
 	cache_purge(vp);
+	VI_LOCK(vp);
+	vp->v_iflag &= ~VI_MOUNT;
+	VI_UNLOCK(vp);
 	if (!error) {
 		struct vnode *newdp;
 
-		VI_LOCK(vp);
-		vp->v_iflag &= ~VI_MOUNT;
-		VI_UNLOCK(vp);
 		vp->v_mountedhere = mp;
 		mtx_lock(&mountlist_mtx);
 		TAILQ_INSERT_TAIL(&mountlist, mp, mnt_list);
@@ -1079,9 +1079,6 @@ vfs_domount(
 		if (error)
 			vrele(vp);
 	} else {
-		VI_LOCK(vp);
-		vp->v_iflag &= ~VI_MOUNT;
-		VI_UNLOCK(vp);
 		vfs_unbusy(mp);
 		vfs_mount_destroy(mp);
 		vput(vp);