linux-kernel - [PATCH 2/4] fs: Cocci spatch "alloc

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Date:   Thu, 21 Sep 2017 08:33:46 +0200
From:   Thomas Meyer <thomas@...3r.de>
To:     ericvh@...il.com, rminnich@...dia.gov, lucho@...kov.net,
        v9fs-developer@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: [PATCH 2/4] fs: Cocci spatch "alloc_cast"

Remove casting the values returned by memory allocation functions like
kmalloc, kzalloc, kmem_cache_alloc, kmem_cache_zalloc etc."
Found by coccinelle spatch "api/alloc/alloc_cast.cocci"

Signed-off-by: Thomas Meyer <thomas@...3r.de>
---

diff -u -p a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -238,7 +238,7 @@ v9fs_blank_wstat(struct p9_wstat *wstat)
 struct inode *v9fs_alloc_inode(struct super_block *sb)
 {
 	struct v9fs_inode *v9inode;
-	v9inode = (struct v9fs_inode *)kmem_cache_alloc(v9fs_inode_cache,
+	v9inode = kmem_cache_alloc(v9fs_inode_cache,
 							GFP_KERNEL);
 	if (!v9inode)
 		return NULL;