Not all devices have an ACPI companion fwnode, so adev might be NULL. This can e.g. (theoretically) happen when a user manually binds one of the int3472 drivers to another i2c/platform device through sysfs. Add a check for adev not being set and return -ENODEV in that case. Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> --- drivers/platform/x86/intel/int3472/discrete.c | 3 +++ drivers/platform/x86/intel/int3472/tps68470.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/platform/x86/intel/int3472/discrete.c b/drivers/platform/x86/intel/int3472/discrete.c index 3de463c3d13b..15678508ee50 100644 --- a/drivers/platform/x86/intel/int3472/discrete.c +++ b/drivers/platform/x86/intel/int3472/discrete.c @@ -336,6 +336,9 @@ static int skl_int3472_discrete_probe(struct platform_device *pdev) struct int3472_cldb cldb; int ret; + if (!adev) + return -ENODEV; + ret = skl_int3472_fill_cldb(adev, &cldb); if (ret) { dev_err(&pdev->dev, "Couldn't fill CLDB structure\n"); diff --git a/drivers/platform/x86/intel/int3472/tps68470.c b/drivers/platform/x86/intel/int3472/tps68470.c index 1e107fd49f82..81ac4c691963 100644 --- a/drivers/platform/x86/intel/int3472/tps68470.c +++ b/drivers/platform/x86/intel/int3472/tps68470.c @@ -152,6 +152,9 @@ static int skl_int3472_tps68470_probe(struct i2c_client *client) int ret; int i; + if (!adev) + return -ENODEV; + n_consumers = skl_int3472_fill_clk_pdata(&client->dev, &clk_pdata); if (n_consumers < 0) return n_consumers; -- 2.47.0