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authorJeff Garzik <jeff@garzik.org>2006-04-04 08:45:13 -0400
committerJeff Garzik <jeff@garzik.org>2006-04-04 08:45:13 -0400
commit79fa1b677be3a985cc66b9218a4dd09818f1051b (patch)
treed36030be7cd07461055f005394ef275212353010 /drivers/scsi/ahci.c
parent31ce6daefe2d312e31ee06b0b3301b1cb7878c04 (diff)
parentc2a6585296009379e0f4eff39cdcb108b457ebf2 (diff)
downloadlinux-79fa1b677be3a985cc66b9218a4dd09818f1051b.tar.bz2
Merge branch 'upstream'
Diffstat (limited to 'drivers/scsi/ahci.c')
-rw-r--r--drivers/scsi/ahci.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index 0c5f0c844d21..ff48066d4c4f 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -549,6 +549,12 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
DPRINTK("ENTER\n");
+ if (!sata_dev_present(ap)) {
+ DPRINTK("PHY reports no device\n");
+ *class = ATA_DEV_NONE;
+ return 0;
+ }
+
/* prepare for SRST (AHCI-1.1 10.4.1) */
rc = ahci_stop_engine(ap);
if (rc) {