[PATCH] SCSI/aha1740: handle SCSI API errors

Jeff Garzik
2006-10-12T01:44:08Z

Signed-off-by: Jeff Garzik <jeff@garzik.org>

---

drivers/scsi/aha1740.c | 10 ++++++-

diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c
index c3c38a7..d7af9c6 100644
--- a/drivers/scsi/aha1740.c
+++ b/drivers/scsi/aha1740.c
@@ -586,7 +586,7 @@ static struct scsi_host_template aha1740

static int aha1740_probe (struct device *dev)
{
- int slotbase;
+ int slotbase, rc;
unsigned int irq_level, irq_type, translation;
struct Scsi_Host *shpnt;
struct aha1740_hostdata *host;
@@ -641,10 +641,16 @@ static int aha1740_probe (struct device
}

eisa_set_drvdata (edev, shpnt);
- scsi_add_host (shpnt, dev); /* XXX handle failure */
+
+ rc = scsi_add_host (shpnt, dev);
+ if (rc)
+ goto err_irq;
+
scsi_scan_host (shpnt);
return 0;

+ err_irq:
+ free_irq(irq_level, shpnt);
err_unmap:
dma_unmap_single (&edev->dev, host->ecb_dma_addr,
sizeof (host->ecb), DMA_BIDIRECTIONAL);