fuse: replace count*size kzalloc by kcalloc

kcalloc manages count*sizeof overflow.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 35b6f31..1570dad 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1992,8 +1992,8 @@
 	data.ff = NULL;
 
 	err = -ENOMEM;
-	data.orig_pages = kzalloc(sizeof(struct page *) *
-				  FUSE_MAX_PAGES_PER_REQ,
+	data.orig_pages = kcalloc(FUSE_MAX_PAGES_PER_REQ,
+				  sizeof(struct page *),
 				  GFP_NOFS);
 	if (!data.orig_pages)
 		goto out;