linux-kernel - [PATCH 04/27] mtd: nand: atmel_nand: show device structure in sysfs

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Message-Id: <1401142372-14148-5-git-send-email-holler@ahsoftware.de>
Date:	Tue, 27 May 2014 00:12:29 +0200
From:	Alexander Holler <holler@...oftware.de>
To:	linux-kernel@...r.kernel.org
Cc:	linux-mtd@...ts.infradead.org,
	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	Alexander Holler <holler@...oftware.de>
Subject: [PATCH 04/27] mtd: nand: atmel_nand: show device structure in sysfs

Fix a common error in nand-drivers which do not set up a parent device for
the mtd-device by using a new inline function.

Signed-off-by: Alexander Holler <holler@...oftware.de>
---
 drivers/mtd/nand/atmel_nand.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 4ce181a..8056c36 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1980,6 +1980,7 @@ static int atmel_nand_probe(struct platform_device *pdev)
 	host->io_phys = (dma_addr_t)mem->start;
 
 	mtd = &host->mtd;
+	mtd_setup_common_members(mtd, nand_chip, pdev);
 	nand_chip = &host->nand_chip;
 	host->dev = &pdev->dev;
 	if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
@@ -1993,8 +1994,6 @@ static int atmel_nand_probe(struct platform_device *pdev)
 	}
 
 	nand_chip->priv = host;		/* link the private data structures */
-	mtd->priv = nand_chip;
-	mtd->owner = THIS_MODULE;
 
 	/* Set address of NAND IO lines */
 	nand_chip->IO_ADDR_R = host->io_base;
@@ -2124,7 +2123,6 @@ static int atmel_nand_probe(struct platform_device *pdev)
 		goto err_scan_tail;
 	}
 
-	mtd->name = "atmel_nand";
 	ppdata.of_node = pdev->dev.of_node;
 	res = mtd_device_parse_register(mtd, NULL, &ppdata,
 			host->board.parts, host->board.num_parts);
-- 
1.8.3.2

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