1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c
index 4bceb8803a10..b33d1f99b3a4 100644
--- a/drivers/ata/pata_isapnp.c
+++ b/drivers/ata/pata_isapnp.c
@@ -78,7 +78,7 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
 
         ap->ioaddr.cmd_addr = cmd_addr;
 
-        if (pnp_port_valid(idev, 1) == 0) {
+        if (pnp_port_valid(idev, 1)) {
                 ctl_addr = devm_ioport_map(&idev->dev,
                                            pnp_port_start(idev, 1), 1);
                 ap->ioaddr.altstatus_addr = ctl_addr;