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ide: filter out invalid transfer mode values in set_xfer_rate()

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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@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2008-07-23 19:55:55 +02:00
parent ba4b2e607e
commit c30daac190
1 changed files with 1 additions and 1 deletions
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drivers/ide/ide-proc.c
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@@ -345,7 +345,7 @@ static int set_xfer_rate (ide_drive_t *drive, int arg)
ide_task_t task; ide_task_t task;
int err; int err;
if (arg < 0 || arg > 70) if (arg < 0 || (arg > 1 && arg < XFER_PIO_0) || arg > XFER_UDMA_6)
return -EINVAL; return -EINVAL;
memset(&task, 0, sizeof(task)); memset(&task, 0, sizeof(task));