| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 020/107] mtd: nand: qcom: Add a NULL check for devm_kasprintf() | Date | Tue, 14 Aug 2018 19:16:43 +0200 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Fabio Estevam <fabio.estevam@nxp.com>
commit 069f05346d01e7298939f16533953cdf52370be3 upstream.
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> Signed-off-by: Amit Pundir <amit.pundir@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- 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 @@ -2008,6 +2008,9 @@ 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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