UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

atp870u: Use pci_request_regions 

Use pci_request_regions and do it before accessing the I/O ports.
Also add missing pci_disable_device() call to atp870u_remove().

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Ondrej Zary 2015-11-17 19:24:22 +01:00 committed by Martin K. Petersen
parent b922a44995
commit 11ec131804
1 changed files with 10 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/scsi/atp870u.c
View File

@ -1276,10 +1276,15 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto disable_device;
}
err = pci_request_regions(pdev, "atp870u");
if (err)
goto disable_device;
pci_set_master(pdev);
err = -ENOMEM;
shpnt = scsi_host_alloc(&atp870u_template, sizeof(struct atp_unit));
if (!shpnt)
goto disable_device;
goto release_region;
atpdev = shost_priv(shpnt);
@ -1582,10 +1587,6 @@ flash_ok_885:
}
spin_unlock_irqrestore(shpnt->host_lock, flags);
if (!request_region(shpnt->io_port, shpnt->n_io_port, "atp870u")) {
err = -EBUSY;
goto request_io_fail;
}
err = scsi_add_host(shpnt, &pdev->dev);
if (err)
goto scsi_add_fail;
@ -1596,16 +1597,13 @@ flash_ok_885:
return 0;
scsi_add_fail:
printk("atp870u_prob:scsi_add_fail\n");
release_region(shpnt->io_port, shpnt->n_io_port);
request_io_fail:
printk("atp870u_prob:request_io_fail\n");
free_irq(shpnt->irq, shpnt);
free_tables:
printk("atp870u_prob:free_table\n");
atp870u_free_tables(shpnt);
unregister:
scsi_host_put(shpnt);
release_region:
pci_release_regions(pdev);
disable_device:
pci_disable_device(pdev);
fail:
@ -1696,7 +1694,8 @@ static void atp870u_remove (struct pci_dev *pdev)
scsi_remove_host(pshost);
free_irq(pshost->irq, pshost);
release_region(pshost->io_port, pshost->n_io_port);
pci_release_regions(pdev);
pci_disable_device(pdev);
atp870u_free_tables(pshost);
scsi_host_put(pshost);
}