diff options
Diffstat (limited to 'drivers/mfd/arizona-spi.c')
| -rw-r--r-- | drivers/mfd/arizona-spi.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c index 1e845f6d407b..850a63a3235e 100644 --- a/drivers/mfd/arizona-spi.c +++ b/drivers/mfd/arizona-spi.c @@ -27,7 +27,7 @@ static int arizona_spi_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); struct arizona *arizona; - const struct regmap_config *regmap_config; + const struct regmap_config *regmap_config = NULL; unsigned long type; int ret; @@ -37,23 +37,27 @@ static int arizona_spi_probe(struct spi_device *spi) type = id->driver_data; switch (type) { -#ifdef CONFIG_MFD_WM5102 case WM5102: - regmap_config = &wm5102_spi_regmap; + if (IS_ENABLED(CONFIG_MFD_WM5102)) + regmap_config = &wm5102_spi_regmap; break; -#endif -#ifdef CONFIG_MFD_WM5110 case WM5110: case WM8280: - regmap_config = &wm5110_spi_regmap; + if (IS_ENABLED(CONFIG_MFD_WM5110)) + regmap_config = &wm5110_spi_regmap; break; -#endif default: dev_err(&spi->dev, "Unknown device type %ld\n", id->driver_data); return -EINVAL; } + if (!regmap_config) { + dev_err(&spi->dev, + "No kernel support for device type %ld\n", type); + return -EINVAL; + } + arizona = devm_kzalloc(&spi->dev, sizeof(*arizona), GFP_KERNEL); if (arizona == NULL) return -ENOMEM; |