Reapply "ANDROID: fix up platform_device ABI break"

This reverts commit 01b6b46d.

Signed-off-by: Lee Jones <joneslee@google.com>
Change-Id: Ic0a1dfedb74d3a14ad3aeea1281751448b6139f2

drivers/base/platform.c

@@ -1272,7 +1272,7 @@ static ssize_t driver_override_store(struct device *dev,
 	struct platform_device *pdev = to_platform_device(dev);
 	int ret;
 
-	ret = driver_set_override(dev, &pdev->driver_override, buf, count);
+	ret = driver_set_override(dev, (const char **)&pdev->driver_override, buf, count);
 	if (ret)
 		return ret;
 

include/linux/platform_device.h

@@ -36,7 +36,7 @@ struct platform_device {
 	 * Driver name to force a match.  Do not set directly, because core
 	 * frees it.  Use driver_set_override() to set or clear it.
 	 */
-	const char *driver_override;
+	char *driver_override;
 
 	/* MFD cell pointer */
 	struct mfd_cell *mfd_cell;