drivers: syscon: remove unnecessary checks for `dev` pointer (9696765b) · Commits · Wenxi XU / zephyr

drivers/syscon/syscon.c

+4 −22

Original line number	Diff line number	Diff line
		@@ -29,27 +29,16 @@ struct syscon_generic_data {

		static int syscon_generic_get_base(const struct device dev, uintptr_t addr)
		{
		if (!dev) {
		return -ENODEV;
		}

		*addr = DEVICE_MMIO_GET(dev);
		return 0;
		}

		static int syscon_generic_read_reg(const struct device dev, uint16_t reg, uint32_t val)
		{
		const struct syscon_generic_config *config;
		struct syscon_generic_data *data;
		const struct syscon_generic_config *config = dev->config;
		struct syscon_generic_data *data = dev->data;
		uintptr_t base_address;

		if (!dev) {
		return -ENODEV;
		}

		data = dev->data;
		config = dev->config;

		if (!val) {
		return -EINVAL;
		}
		@@ -79,17 +68,10 @@ static int syscon_generic_read_reg(const struct device *dev, uint16_t reg, uint3

		static int syscon_generic_write_reg(const struct device *dev, uint16_t reg, uint32_t val)
		{
		const struct syscon_generic_config *config;
		struct syscon_generic_data *data;
		const struct syscon_generic_config *config = dev->config;
		struct syscon_generic_data *data = dev->data;
		uintptr_t base_address;

		if (!dev) {
		return -ENODEV;
		}

		data = dev->data;
		config = dev->config;

		if (syscon_sanitize_reg(&reg, data->size, config->reg_width)) {
		return -EINVAL;
		}