linux-kernel - [PATCH] mtd: nand: assign mtd->name in find_full_id

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Message-ID: <C3050A4DBA34F345975765E43127F10F25E47E20@SZXEMA512-MBX.china.huawei.com>
Date:	Thu, 26 Dec 2013 01:51:58 +0000
From:	Caizhiyong <caizhiyong@...ilicon.com>
To:	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>
CC:	Brian Norris <computersforpeace@...il.com>,
	"Wanglin (Albert)" <albert.wanglin@...ilicon.com>,
	Huang Shijie <b32955@...escale.com>,
	"David Woodhouse" <David.Woodhouse@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
Subject: [PATCH] mtd: nand:  assign mtd->name in find_full_id_nand

From: Cai Zhiyong <caizhiyong@...wei.com>
Date: Wed, 25 Dec 2013 21:19:21 +0800
Subject: [PATCH] mtd: nand: assign mtd->name in find_full_id_nand

This patch assigned the type->name to mtd->name when mtd->name is
NULL in function "find_full_id_nand".
mtd->name is NULL may cause some problem.

Signed-off-by: Cai Zhiyong <caizhiyong@...wei.com>
---
 drivers/mtd/nand/nand_base.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 9b3bb3c..404e83d 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -3327,6 +3327,9 @@ static bool find_full_id_nand(struct mtd_info *mtd, struct nand_chip *chip,
 
 		*busw = type->options & NAND_BUSWIDTH_16;
 
+		if (!mtd->name)
+			mtd->name = type->name;
+
 		return true;
 	}
 	return false;
-- 
1.8.1.5

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