linux-kernel - [PATCH] coccinelle: api: fix kobj_to

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Date:   Thu, 27 Aug 2020 22:13:40 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...ia.fr>
To:     Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...nel.dk>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
cc:     Denis Efremov <efremov@...ux.com>, kbuild-all@...ts.01.org
Subject: [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

CC: Denis Efremov <efremov@...ux.com>
Signed-off-by: kernel test robot <lkp@...el.com>
Signed-off-by: Julia Lawall <julia.lawall@...ia.fr>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux.git for-5.10
head:   a2fc3718bc22e85378085568ecc5765fb28cabce
commit: a2fc3718bc22e85378085568ecc5765fb28cabce [3/3] coccinelle: api: add kobj_to_dev.cocci script
:::::: branch date: 5 days ago
:::::: commit date: 5 days ago

 lightnvm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -1241,7 +1241,7 @@ static struct attribute *nvm_dev_attrs[]
 static umode_t nvm_dev_attrs_visible(struct kobject *kobj,
 				     struct attribute *attr, int index)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct gendisk *disk = dev_to_disk(dev);
 	struct nvme_ns *ns = disk->private_data;
 	struct nvm_dev *ndev = ns->ndev;