From eda5b359dc8372424eed94f5a3e27c2deb4e76cf Mon Sep 17 00:00:00 2001
From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date: Sat, 20 Oct 2007 00:32:37 +0200
Subject: [PATCH] ide: check drive->using_dma in flagged_taskfile()

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ide/ide-taskfile.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 6812f4788789..73ef6bf5fbcc 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -837,6 +837,9 @@ ide_startstop_t flagged_taskfile (ide_drive_t *drive, ide_task_t *task)
 		case TASKFILE_OUT_DMA:
 		case TASKFILE_IN_DMAQ:
 		case TASKFILE_IN_DMA:
+			if (!drive->using_dma)
+				break;
+
 			if (!hwif->dma_setup(drive)) {
 				hwif->dma_exec_cmd(drive, taskfile->command);
 				hwif->dma_start(drive);
-- 
2.30.9