usb:hsotg:samsung: Add release function for hsotg device
Add release function to prevent kernel warning.
Kfree is performed when all references are gone.
Signed-off-by: Sangwook Lee <sangwook.lee@linaro.org>
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index cd7ae3a..520dc3d 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -3445,9 +3445,21 @@
}
/**
+ * s3c_hsotg_release - release callback for hsotg device
+ * @dev: Device to for which release is called
+ */
+static void s3c_hsotg_release(struct device *dev)
+{
+ struct s3c_hsotg *hsotg = dev_get_drvdata(dev);
+
+ kfree(hsotg);
+}
+
+/**
* s3c_hsotg_probe - probe function for hsotg driver
* @pdev: The platform information for the driver
*/
+
static int __devinit s3c_hsotg_probe(struct platform_device *pdev)
{
struct s3c_hsotg_plat *plat = pdev->dev.platform_data;
@@ -3531,6 +3543,7 @@
hsotg->gadget.dev.parent = dev;
hsotg->gadget.dev.dma_mask = dev->dma_mask;
+ hsotg->gadget.dev.release = s3c_hsotg_release;
/* reset the system */
@@ -3678,7 +3691,6 @@
clk_put(hsotg->clk);
device_unregister(&hsotg->gadget.dev);
- kfree(hsotg);
return 0;
}