diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 21fb97b..3dde8a3 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -726,17 +726,16 @@
 
 	scsi_device_unbusy(sdev);
 
-        /*
-         * Clear the flags which say that the device/host is no longer
-         * capable of accepting new commands.  These are set in scsi_queue.c
-         * for both the queue full condition on a device, and for a
-         * host full condition on the host.
-	 *
-	 * XXX(hch): What about locking?
-         */
-        shost->host_blocked = 0;
-	starget->target_blocked = 0;
-        sdev->device_blocked = 0;
+	/*
+	 * Clear the flags that say that the device/target/host is no longer
+	 * capable of accepting new commands.
+	 */
+	if (atomic_read(&shost->host_blocked))
+		atomic_set(&shost->host_blocked, 0);
+	if (atomic_read(&starget->target_blocked))
+		atomic_set(&starget->target_blocked, 0);
+	if (atomic_read(&sdev->device_blocked))
+		atomic_set(&sdev->device_blocked, 0);
 
 	/*
 	 * If we have valid sense information, then some kind of recovery