[PATCH] ARM: amba: Fix leak of driver_override attribute value

[Trent Piepho]

If driver_override was set when a device was released the string would
not be kfree'ed in amba_device_release and thus leaked when the amba
device was freed.

Cc: Russell King <li...@armlinux.org.uk>
Cc: Todd Kjos <tk...@google.com>
Cc: Geert Uytterhoeven <geert+rene...@glider.be>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Signed-off-by: Trent Piepho <tpie...@impinj.com>
---
 drivers/amba/bus.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 41b706403ef7..ff3cb96526bc 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -347,6 +347,7 @@ static void amba_device_release(struct device *dev)
 
        if (d->res.parent)
                release_resource(&d->res);
+       kfree(d->driver_override);
        kfree(d);
 }
 
-- 
2.14.4