From 11ec131804e75b73f07ac04f94888efc65c5d4c4 Mon Sep 17 00:00:00 2001 From: Ondrej Zary Date: Tue, 17 Nov 2015 19:24:22 +0100 Subject: [PATCH] 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 Reviewed-by: Hannes Reinicke Acked-by: Christoph Hellwig Signed-off-by: Martin K. Petersen --- drivers/scsi/atp870u.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index 4bb0f4fcd9df..87dd8867106c 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -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); } -- 2.20.1