mei: rename mei_free_cb_private to mei_io_cb_free

1. cb_private was an old name that we depriacated in earlier
cleanups

2. we also group the funcion declaration with other _io_
functions

3. Don't check cb for NULL as mei_io_cb_free is NULL safe

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/mei/iorw.c b/drivers/misc/mei/iorw.c
index 4ff9eaf..2891bc4 100644
--- a/drivers/misc/mei/iorw.c
+++ b/drivers/misc/mei/iorw.c
@@ -39,6 +39,21 @@
 #include "interface.h"
 
 /**
+ * mei_io_cb_free - free mei_cb_private related memory
+ *
+ * @cb: mei callback struct
+ */
+void mei_io_cb_free(struct mei_cl_cb *cb)
+{
+	if (cb == NULL)
+		return;
+
+	kfree(cb->request_buffer.data);
+	kfree(cb->response_buffer.data);
+	kfree(cb);
+}
+
+/**
  * mei_me_cl_by_id return index to me_clients for client_id
  *
  * @dev: the device structure
@@ -231,7 +246,7 @@
 	rets = 0;
 end:
 	dev_dbg(&dev->pdev->dev, "free connect cb memory.");
-	kfree(cb);
+	mei_io_cb_free(cb);
 	return rets;
 }
 
@@ -375,7 +390,7 @@
 free:
 	dev_dbg(&dev->pdev->dev, "free amthi cb memory.\n");
 	*offset = 0;
-	mei_free_cb_private(cb);
+	mei_io_cb_free(cb);
 out:
 	return rets;
 }
@@ -444,7 +459,7 @@
 	}
 	return rets;
 unlock:
-	mei_free_cb_private(cb);
+	mei_io_cb_free(cb);
 	return rets;
 }
 
@@ -568,17 +583,3 @@
 	}
 }
 
-/**
- * mei_free_cb_private - free mei_cb_private related memory
- *
- * @cb: mei callback struct
- */
-void mei_free_cb_private(struct mei_cl_cb *cb)
-{
-	if (cb == NULL)
-		return;
-
-	kfree(cb->request_buffer.data);
-	kfree(cb->response_buffer.data);
-	kfree(cb);
-}