Re: [PATCH 09/27] mtd: nand: pxa3xx: show device structure in sysfs

From: Alexander Holler
Date: Tue May 27 2014 - 02:02:39 EST


Am 27.05.2014 05:12, schrieb Alexander Shiyan:
Tue, 27 May 2014 00:12:34 +0200 ÐÑ Alexander Holler <holler@xxxxxxxxxxxxx>:
Fix a common error in nand-drivers which do not set up a parent devicefor
the mtd-device by using a new inline function.

Signed-off-by: Alexander Holler <holler@xxxxxxxxxxxxx>
---
drivers/mtd/nand/pxa3xx_nand.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 7588fe2..7f62e7c 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1584,8 +1584,7 @@ static int alloc_nand_resource(struct platform_device *pdev)
host->mtd = mtd;
host->cs = cs;
host->info_data = info;
- mtd->priv = host;
- mtd->owner = THIS_MODULE;
+ mtd_setup_common_members(mtd, host, pdev);

chip->ecc.read_page = pxa3xx_nand_read_page_hwecc;
chip->ecc.write_page = pxa3xx_nand_write_page_hwecc;
--

Should we add "driver.owner = THIS_MODULE" field for struct platform_driver in this case?

Yes. I assumed all drivers/modules already had an owner. I will check them all and will send a v2 for those which don't have one. I wonder what this field is used for if it works without. ;)

Regards,

Alexander Holler

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