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-rw-r--r--drivers/block/cciss.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 8879e95..730f969 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -2837,7 +2837,7 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
if (err) {
printk(KERN_ERR "cciss: Cannot obtain PCI resources, "
"aborting\n");
- goto err_out_disable_pdev;
+ return err;
}
subsystem_vendor_id = pdev->subsystem_vendor;
@@ -3005,10 +3005,11 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
return 0;
err_out_free_res:
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
-
- err_out_disable_pdev:
- pci_disable_device(pdev);
return err;
}
@@ -3382,8 +3383,11 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
if (drv->queue)
blk_cleanup_queue(drv->queue);
}
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
- pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
free_hba(i);
return -1;
@@ -3452,8 +3456,11 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
#ifdef CONFIG_CISS_SCSI_TAPE
kfree(hba[i]->scsi_rejects.complete);
#endif
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
- pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
free_hba(i);
}