[PATCH] staging: android: ion: minor cleanup for ion_page_pool

[Yisheng Xie]

ion_page_pool.c now is used to apply pool APIs for system heap, which do
not need do any initial at device_initcall.

Meanwhile, this patch also remove some useless include files.

Signed-off-by: Yisheng Xie <xieyisheng1@xxxxxxxxxx>
---
 drivers/staging/android/ion/ion_page_pool.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/drivers/staging/android/ion/ion_page_pool.c b/drivers/staging/android/ion/ion_page_pool.c
index 817849d..3c1eba5 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -14,12 +14,7 @@
  *
  */
 
-#include <linux/debugfs.h>
-#include <linux/dma-mapping.h>
-#include <linux/err.h>
-#include <linux/fs.h>
 #include <linux/list.h>
-#include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/swap.h>
 
@@ -171,9 +166,3 @@ void ion_page_pool_destroy(struct ion_page_pool *pool)
 {
 	kfree(pool);
 }
-
-static int __init ion_page_pool_init(void)
-{
-	return 0;
-}
-device_initcall(ion_page_pool_init);
-- 
1.7.12.4