hwmon: (lm90) Unregister hwmon device if interrupt setup fails

Commit 109b1283fb (hwmon: (lm90) Add support to handle IRQ) introduced
interrupt support. Its error handling code fails to unregister the already
registered hwmon device.

Fixes: 109b1283fb532ac773a076748ffccf76a7067cab
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 4c4c1421bf28f66462d8d0bf5f2ee70947005ac0..8b8f3aa49726873b89267ebe45f4e145eab2c7bb 100644 (file)
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -1610,12 +1610,14 @@ static int lm90_probe(struct i2c_client *client,
                                                "lm90", client);
                if (err < 0) {
                        dev_err(dev, "cannot request IRQ %d\n", client->irq);
-                       goto exit_remove_files;
+                       goto exit_unregister;
                }
        }
 
        return 0;
 
+exit_unregister:
+       hwmon_device_unregister(data->hwmon_dev);
 exit_remove_files:
        lm90_remove_files(client, data);
 exit_restore: