ide: Fix code dealing with sleeping devices in do_ide_request()

Unfortunately, I missed a catch when reviewing the patch committed as
201bffa. Here is the fix to the currently broken handling of sleeping
devices. In particular, this is required to get the disk shock
protection code working again.

Reported-by: Christian Thaeter <ct@pipapo.org>
Cc: stable@kernel.org
Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/ide-io.c

@@ -481,11 +481,10 @@ void do_ide_request(struct request_queue *q)
 		prev_port = hwif->host->cur_port;
 		hwif->rq = NULL;
 
-		if (drive->dev_flags & IDE_DFLAG_SLEEPING) {
-			if (time_before(drive->sleep, jiffies)) {
-				ide_unlock_port(hwif);
-				goto plug_device;
-			}
+		if (drive->dev_flags & IDE_DFLAG_SLEEPING &&
+		    time_after(drive->sleep, jiffies)) {
+			ide_unlock_port(hwif);
+			goto plug_device;
 		}
 
 		if ((hwif->host->host_flags & IDE_HFLAG_SERIALIZE) &&