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authorYi Yang <yiyang13@huawei.com>2023-10-19 09:55:48 +0300
committerMiquel Raynal <miquel.raynal@bootlin.com>2023-10-27 20:43:20 +0300
commit5a985960a4dd041c21dbe9956958c1633d2da706 (patch)
treef458358c3eeeece63bf19cccffbd39ea1be7fa2a /drivers/mtd/nand
parent74ac5b5e2375f1e8ef797ac7770887e9969f2516 (diff)
downloadlinux-5a985960a4dd041c21dbe9956958c1633d2da706.tar.xz
mtd: rawnand: meson: check return value of devm_kasprintf()
devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity. Fixes: 1e4d3ba66888 ("mtd: rawnand: meson: fix the clock") Signed-off-by: Yi Yang <yiyang13@huawei.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20231019065548.318443-1-yiyang13@huawei.com
Diffstat (limited to 'drivers/mtd/nand')
-rw-r--r--drivers/mtd/nand/raw/meson_nand.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index 25e3c1cb605e..a506e658d462 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -1134,6 +1134,9 @@ static int meson_nfc_clk_init(struct meson_nfc *nfc)
init.name = devm_kasprintf(nfc->dev,
GFP_KERNEL, "%s#div",
dev_name(nfc->dev));
+ if (!init.name)
+ return -ENOMEM;
+
init.ops = &clk_divider_ops;
nfc_divider_parent_data[0].fw_name = "device";
init.parent_data = nfc_divider_parent_data;