From: Yi Yang yiyang13@huawei.com
stable inclusion from stable-v6.6.3 commit 4cdc83be3ab8513271fe2b62c448da458c4a222f category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8LBQP
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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.co... Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/mtd/nand/raw/meson_nand.c | 3 +++ 1 file changed, 3 insertions(+)
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;