linux-kernel - [PATCH 05/22] mtd: nand: mpc5121: return error code of nand

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Date:   Fri,  4 Nov 2016 19:42:53 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     linux-mtd@...ts.infradead.org
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kernel@...r.kernel.org,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Brian Norris <computersforpeace@...il.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>
Subject: [PATCH 05/22] mtd: nand: mpc5121: return error code of nand_scan() on error

The nand_scan() returns an appropriate error value when it fails.
Use it instead of the fixed error code -ENXIO.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 drivers/mtd/nand/mpc5121_nfc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c
index 7eacb2f..6d6eaed 100644
--- a/drivers/mtd/nand/mpc5121_nfc.c
+++ b/drivers/mtd/nand/mpc5121_nfc.c
@@ -777,9 +777,9 @@ static int mpc5121_nfc_probe(struct platform_device *op)
 	}
 
 	/* Detect NAND chips */
-	if (nand_scan(mtd, be32_to_cpup(chips_no))) {
+	retval = nand_scan(mtd, be32_to_cpup(chips_no));
+	if (retval) {
 		dev_err(dev, "NAND Flash not found !\n");
-		retval = -ENXIO;
 		goto error;
 	}
 
-- 
1.9.1