diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-12-24 14:23:43 (GMT) |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-12-24 14:23:43 (GMT) |
| commit | 31a71191650dce1bb4a7de6147f1947795826cda (patch) | |
| tree | 56c555ecd912ad9453172eb6204bcdd76a01ad40 /drivers | |
| parent | 35379c071a61d025153723f2acb2cc19cc3ca78c (diff) | |
| download | linux-fsl-qoriq-31a71191650dce1bb4a7de6147f1947795826cda.tar.xz | |
ide-cd: add missing 'ireason' masking to cdrom_write_intr()
Mask 'ireason' variable with 0x3 so the valid interrupt reason value
is passed to cdrom_write_check_ireason() for checking.
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ide/ide-cd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index d4b298e..30f2758 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -1826,7 +1826,7 @@ static ide_startstop_t cdrom_write_intr(ide_drive_t *drive) } /* 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); |