linux-kernel - [PATCH v2 16/46] mtd: nandsim: Print error when backend init failed

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Message-Id: <245d486e11127ecd581d2676482af8dfc87db4fe.1474450296.git.dwalter@sigma-star.at>
Date:   Wed, 21 Sep 2016 11:49:51 +0200
From:   Daniel Walter <dwalter@...ma-star.at>
To:     linux-mtd@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, computersforpeace@...il.com,
        dwmw2@...radead.org, boris.brezillon@...e-electrons.com,
        Richard Weinberger <richard@....at>
Subject: [PATCH v2 16/46] mtd: nandsim: Print error when backend init failed

From: Richard Weinberger <richard@....at>

Signed-off-by: Richard Weinberger <richard@....at>
---
 drivers/mtd/nand/nandsim.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index 633872a..e333c5c 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -894,8 +894,10 @@ static int init_nandsim(struct mtd_info *mtd, struct nandsim_params *nsparam)
 
 	ns->bops = nsparam->bops;
 
-	if ((ret = ns->bops->init(ns, nsparam)) != 0)
+	if ((ret = ns->bops->init(ns, nsparam)) != 0) {
+		NS_ERR("Unable to initialize simulator backend: %i\n", ret);
 		return ret;
+	}
 
 	/* Allocate / initialize the internal buffer */
 	ns->buf.byte = kmalloc(ns->geom.pgszoob, GFP_KERNEL);
-- 
2.8.3