From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: Tue, 19 May 2020 12:59:53 +0000 (+0200)
Subject: mtd: rawnand: hisi504: Stop using nand_release()
X-Git-Tag: v5.8-rc1~68^2~5^2~75
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=71a4917b4d4bf7cf5f6033522b3136ac7c1b4155;p=users%2Fjedix%2Flinux-maple.git

mtd: rawnand: hisi504: Stop using nand_release()

This helper is not very useful and very often people get confused:
they use nand_release() instead of nand_cleanup().

Let's stop using nand_release() by calling mtd_device_unregister() and
nand_cleanup() directly.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200519130035.1883-21-miquel.raynal@bootlin.com
---

diff --git a/drivers/mtd/nand/raw/hisi504_nand.c b/drivers/mtd/nand/raw/hisi504_nand.c
index 0b48be54ba6f2..b84238e2268ae 100644
--- a/drivers/mtd/nand/raw/hisi504_nand.c
+++ b/drivers/mtd/nand/raw/hisi504_nand.c
@@ -806,8 +806,12 @@ static int hisi_nfc_probe(struct platform_device *pdev)
 static int hisi_nfc_remove(struct platform_device *pdev)
 {
 	struct hinfc_host *host = platform_get_drvdata(pdev);
+	struct nand_chip *chip = &host->chip;
+	int ret;
 
-	nand_release(&host->chip);
+	ret = mtd_device_unregister(nand_to_mtd(chip));
+	WARN_ON(ret);
+	nand_cleanup(chip);
 
 	return 0;
 }