ARM: 8523/1: sa1111: ensure no negative value gets returned on positive match

This patch ensures that existing bus match callbacks don't return
negative values (which might be interpreted as potential errors in the
future) in case of positive match.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 3d224941b5419e88a25aae2ae70632dba047606c..fb0a0a4dfea4da26fd635ccbad4a06de0a72ce94 100644 (file)
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -1290,7 +1290,7 @@ static int sa1111_match(struct device *_dev, struct device_driver *_drv)
        struct sa1111_dev *dev = SA1111_DEV(_dev);
        struct sa1111_driver *drv = SA1111_DRV(_drv);
 
-       return dev->devid & drv->devid;
+       return !!(dev->devid & drv->devid);
 }
 
 static int sa1111_bus_suspend(struct device *dev, pm_message_t state)