diff --git a/mm/filemap.c b/mm/filemap.c
index 0ab0a3e..14b4642 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1753,7 +1753,7 @@
 static int page_cache_read(struct file *file, pgoff_t offset)
 {
 	struct address_space *mapping = file->f_mapping;
-	struct page *page; 
+	struct page *page;
 	int ret;
 
 	do {
@@ -1770,7 +1770,7 @@
 		page_cache_release(page);
 
 	} while (ret == AOP_TRUNCATED_PAGE);
-		
+
 	return ret;
 }