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From 069f05346d01e7298939f16533953cdf52370be3 Mon Sep 17 00:00:00 2001
From: Fabio Estevam <fabio.estevam@nxp.com>
Date: Fri, 5 Jan 2018 18:02:55 -0200
Subject: [PATCH 6/7] mtd: nand: qcom: Add a NULL check for devm_kasprintf()
devm_kasprintf() may fail, so we should better add a NULL check
and propagate an error on failure.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
drivers/mtd/nand/qcom_nandc.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/mtd/nand/qcom_nandc.c
+++ b/drivers/mtd/nand/qcom_nandc.c
@@ -2639,6 +2639,9 @@ static int qcom_nand_host_init(struct qc
nand_set_flash_node(chip, dn);
mtd->name = devm_kasprintf(dev, GFP_KERNEL, "qcom_nand.%d", host->cs);
+ if (!mtd->name)
+ return -ENOMEM;
+
mtd->owner = THIS_MODULE;
mtd->dev.parent = dev;
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