diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-01-30 18:13:45 +0200 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-03-23 16:22:18 +0200 |
| commit | af3b462a8e07bc5529e19f60d04a225bfce659e1 (patch) | |
| tree | ca27aef9dd82b4af863344db62f8946bf3b31aa7 /drivers/gpio | |
| parent | 5062e4c14b752a21aa24d6500ace6e251fde1d7c (diff) | |
gpiolib: acpi: Move ACPI device NULL check to acpi_get_driver_gpio_data()
It's logical to check ACPI device for NULL inside
acpi_get_driver_gpio_data() instead of requiring that
in each caller.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpiolib-acpi.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 47d34dbd7218..4d4a2a6172a2 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -645,7 +645,7 @@ static bool acpi_get_driver_gpio_data(struct acpi_device *adev, { const struct acpi_gpio_mapping *gm; - if (!adev->driver_gpios) + if (!adev || !adev->driver_gpios) return false; for (gm = adev->driver_gpios; gm->name; gm++) @@ -839,13 +839,10 @@ static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode, ret = __acpi_node_get_property_reference(fwnode, propname, index, 3, &args); if (ret) { - struct acpi_device *adev = to_acpi_device_node(fwnode); + struct acpi_device *adev; - if (!adev) - return ret; - - if (!acpi_get_driver_gpio_data(adev, propname, index, &args, - &quirks)) + adev = to_acpi_device_node(fwnode); + if (!acpi_get_driver_gpio_data(adev, propname, index, &args, &quirks)) return ret; } /* |