summaryrefslogtreecommitdiff
path: root/drivers/ata/pata_isapnp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ata/pata_isapnp.c')
-rw-r--r--drivers/ata/pata_isapnp.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c
index 43bb224430d3..0f77e0424066 100644
--- a/drivers/ata/pata_isapnp.c
+++ b/drivers/ata/pata_isapnp.c
@@ -20,7 +20,7 @@
#define DRV_NAME "pata_isapnp"
#define DRV_VERSION "0.2.5"
-static struct scsi_host_template isapnp_sht = {
+static const struct scsi_host_template isapnp_sht = {
ATA_PIO_SHT(DRV_NAME),
};
@@ -82,6 +82,9 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
if (pnp_port_valid(idev, 1)) {
ctl_addr = devm_ioport_map(&idev->dev,
pnp_port_start(idev, 1), 1);
+ if (!ctl_addr)
+ return -ENOMEM;
+
ap->ioaddr.altstatus_addr = ctl_addr;
ap->ioaddr.ctl_addr = ctl_addr;
ap->ops = &isapnp_port_ops;