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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: linux-ide@vger.kernel.org
Subject: [PATCH 1/12] ide: check ->dma_setup() return value in flagged_taskfile()
Date: Mon, 8 Oct 2007 23:07:08 +0200	[thread overview]
Message-ID: <200710082307.08468.bzolnier@gmail.com> (raw)


Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ide/ide-taskfile.c |   11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

Index: b/drivers/ide/ide-taskfile.c
===================================================================
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -827,9 +827,11 @@ ide_startstop_t flagged_taskfile (ide_dr
 		case TASKFILE_OUT_DMA:
 		case TASKFILE_IN_DMAQ:
 		case TASKFILE_IN_DMA:
-			hwif->dma_setup(drive);
-			hwif->dma_exec_cmd(drive, taskfile->command);
-			hwif->dma_start(drive);
+			if (!hwif->dma_setup(drive)) {
+				hwif->dma_exec_cmd(drive, taskfile->command);
+				hwif->dma_start(drive);
+				return ide_started;
+			}
 			break;
 
 	        default:
@@ -843,7 +845,8 @@ ide_startstop_t flagged_taskfile (ide_dr
 				return task->prehandler(drive, task->rq);
 			}
 			ide_execute_command(drive, taskfile->command, task->handler, WAIT_WORSTCASE, NULL);
+			return ide_started;
 	}
 
-	return ide_started;
+	return ide_stopped;
 }

             reply	other threads:[~2007-10-08 21:39 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-08 21:07 Bartlomiej Zolnierkiewicz [this message]
2007-10-09 19:52 ` [PATCH 1/12] ide: check ->dma_setup() return value in flagged_taskfile() Sergei Shtylyov

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