| Message ID | 20231019013538.316578-1-yiyang13@huawei.com |
|---|---|
| State | New |
| Headers | show |
| Series | [v2] mtd: rawnand: meson: check return value of devm_kasprintf() | expand |
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c index 378f28ce6a74..ab6a32553dc1 100644 --- a/drivers/mtd/nand/raw/meson_nand.c +++ b/drivers/mtd/nand/raw/meson_nand.c @@ -1134,6 +1134,11 @@ 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) { + dev_err(nfc->dev, "failed to allocate init.name\n"); + return -ENOMEM; + } + init.ops = &clk_divider_ops; nfc_divider_parent_data[0].fw_name = "device"; init.parent_data = nfc_divider_parent_data;
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> --- v2:Change commit log, and fix error check code. --- drivers/mtd/nand/raw/meson_nand.c | 5 +++++ 1 file changed, 5 insertions(+)