linux-kernel - [PATCH 3/4] VFS: normal filesystems (and lustre): Cocci spatch "alloc

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Message-ID: <1505975570447-139396695-3-diffsplit-thomas@m3y3r.de>
Date:   Thu, 21 Sep 2017 08:33:46 +0200
From:   Thomas Meyer <thomas@...3r.de>
To:     linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] VFS: normal filesystems (and lustre): 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/ncpfs/inode.c b/fs/ncpfs/inode.c
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -53,7 +53,7 @@ static struct kmem_cache * ncp_inode_cac
 static struct inode *ncp_alloc_inode(struct super_block *sb)
 {
 	struct ncp_inode_info *ei;
-	ei = (struct ncp_inode_info *)kmem_cache_alloc(ncp_inode_cachep, GFP_KERNEL);
+	ei = kmem_cache_alloc(ncp_inode_cachep, GFP_KERNEL);
 	if (!ei)
 		return NULL;
 	return &ei->vfs_inode;