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Diffstat (limited to 'target/linux/ipq40xx/patches-4.14/050-0006-mtd-nand-qcom-Add-a-NULL-check-for-devm_kasprintf.patch')
-rw-r--r--target/linux/ipq40xx/patches-4.14/050-0006-mtd-nand-qcom-Add-a-NULL-check-for-devm_kasprintf.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/ipq40xx/patches-4.14/050-0006-mtd-nand-qcom-Add-a-NULL-check-for-devm_kasprintf.patch b/target/linux/ipq40xx/patches-4.14/050-0006-mtd-nand-qcom-Add-a-NULL-check-for-devm_kasprintf.patch
new file mode 100644
index 0000000000..4ddc0148ad
--- /dev/null
+++ b/target/linux/ipq40xx/patches-4.14/050-0006-mtd-nand-qcom-Add-a-NULL-check-for-devm_kasprintf.patch
@@ -0,0 +1,26 @@
+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;
+