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* [PATCH 05/63] ide-cd: add missing 'ireason' masking to cdrom_write_intr()
@ 2007-12-20  0:55 Bartlomiej Zolnierkiewicz
  2007-12-21 11:55 ` Sergei Shtylyov
  0 siblings, 1 reply; 2+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2007-12-20  0:55 UTC (permalink / raw)
  To: linux-ide; +Cc: linux-kernel


Mask 'ireason' variable with 0x3 so the valid interrupt reason value
is passed to cdrom_write_check_ireason() for checking.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ide/ide-cd.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: b/drivers/ide/ide-cd.c
===================================================================
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1820,7 +1820,7 @@ static ide_startstop_t cdrom_write_intr(
 	}
 
 	/* Read the interrupt reason and the transfer length. */
-	ireason = HWIF(drive)->INB(IDE_IREASON_REG);
+	ireason = HWIF(drive)->INB(IDE_IREASON_REG) & 0x3;
 	lowcyl  = HWIF(drive)->INB(IDE_BCOUNTL_REG);
 	highcyl = HWIF(drive)->INB(IDE_BCOUNTH_REG);
 

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH 05/63] ide-cd: add missing 'ireason' masking to cdrom_write_intr()
  2007-12-20  0:55 [PATCH 05/63] ide-cd: add missing 'ireason' masking to cdrom_write_intr() Bartlomiej Zolnierkiewicz
@ 2007-12-21 11:55 ` Sergei Shtylyov
  0 siblings, 0 replies; 2+ messages in thread
From: Sergei Shtylyov @ 2007-12-21 11:55 UTC (permalink / raw)
  To: Bartlomiej Zolnierkiewicz; +Cc: linux-ide, linux-kernel

Bartlomiej Zolnierkiewicz wrote:

> Mask 'ireason' variable with 0x3 so the valid interrupt reason value
> is passed to cdrom_write_check_ireason() for checking.

> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>

MBR, Sergei

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2007-12-20  0:55 [PATCH 05/63] ide-cd: add missing 'ireason' masking to cdrom_write_intr() Bartlomiej Zolnierkiewicz
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