From 069f05346d01e7298939f16533953cdf52370be3 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 5 Jan 2018 18:02:55 -0200 Subject: [PATCH] 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 Signed-off-by: Boris Brezillon --- drivers/mtd/nand/qcom_nandc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c index 245d0f39e0aa..6be555806eca 100644 --- 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 qcom_nand_controller *nandc, 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; -- 2.30.2