AcoSail/kernel_optimize_test
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[PATCH] ahci: hardreset classification fix

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AHCI calls ata_dev_classify() even when no device is attached which
results in false class code.  Fix it.

Signed-off-by: Tejun Heo <htejun@gmail.com>
This commit is contained in:
Tejun Heo 2006-05-15 20:57:25 +09:00
parent 3c567b7d11
commit e4fac92ae7
1 changed files with 1 additions and 1 deletions
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drivers/scsi/ahci.c
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@ -670,7 +670,7 @@ static int ahci_hardreset(struct ata_port *ap, unsigned int *class)
rc = sata_std_hardreset(ap, class);
ahci_start_engine(ap);
if (rc == 0)
if (rc == 0 && sata_dev_present(ap))
*class = ahci_dev_classify(ap);
if (*class == ATA_DEV_UNKNOWN)
*class = ATA_DEV_NONE;