diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index d70abe77f737591c236e8b711aef14a4ca37826a..d47db401027ff24b0da5d2dee2b68924ec6a0cdd 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -538,7 +538,7 @@ static ssize_t geos_gpio_store(struct device *dev, struct device_attribute *attr
 	} else {
 		count = -EINVAL;
 	}
-	spin_lock_irq(&card->param_queue_lock);
+	spin_unlock_irq(&card->param_queue_lock);
 	return count;
 }