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Message-Id: <200806212120.41514.bzolnier@gmail.com>
Date: Sat, 21 Jun 2008 21:20:41 +0200
From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To: linux-ide@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
Sergei Shtylyov <sshtylyov@...mvista.com>
Subject: [PATCH 3/4] ide: filter out invalid transfer mode values in set_xfer_rate()
Filter out invalid transfer mode values (0x02-0x07) in write handler
for obsoleted /proc/ide/hd?/settings:current_speed setting.
While at it:
* Use XFER_UDMA_6 define.
Suggested-by: Sergei Shtylyov <sshtylyov@...mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
---
Sergei, IIRC that it is what you were suggesting some time ago.
drivers/ide/ide-proc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: b/drivers/ide/ide-proc.c
===================================================================
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -345,7 +345,7 @@ static int set_xfer_rate (ide_drive_t *d
ide_task_t task;
int err;
- if (arg < 0 || arg > 70)
+ if (arg < 0 || (arg > 1 && arg < XFER_PIO_0) || arg > XFER_UDMA_6)
return -EINVAL;
memset(&task, 0, sizeof(task));
--
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