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| author | Yi Yang <yiyang13@huawei.com> | 2023-10-19 09:55:48 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-28 20:19:48 +0300 |
| commit | 4cdc83be3ab8513271fe2b62c448da458c4a222f (patch) | |
| tree | b48a994476e833b3674ff9d29a8d3de0fee8b959 /drivers/mtd | |
| parent | 0338bb4363a640bf2797f140f6e9c97dda2f7c59 (diff) | |
| download | linux-4cdc83be3ab8513271fe2b62c448da458c4a222f.tar.xz | |
mtd: rawnand: meson: check return value of devm_kasprintf()
[ Upstream commit 5a985960a4dd041c21dbe9956958c1633d2da706 ]
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
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/meson_nand.c | 3 |
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; |