i2c: mux: gpmux: Simplify with dev_err_probe() (432d159a) · Commits · 戴 / test

Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and the error value gets printed. Signed-off-by:

drivers/i2c/muxes/i2c-mux-gpmux.c

+6 −10

Original line number	Diff line number	Diff line
		@@ -85,18 +85,14 @@ static int i2c_mux_probe(struct platform_device *pdev)
		return -ENOMEM;

		mux->control = devm_mux_control_get(dev, NULL);
		if (IS_ERR(mux->control)) {
		if (PTR_ERR(mux->control) != -EPROBE_DEFER)
		dev_err(dev, "failed to get control-mux\n");
		return PTR_ERR(mux->control);
		}
		if (IS_ERR(mux->control))
		return dev_err_probe(dev, PTR_ERR(mux->control),
		"failed to get control-mux\n");

		parent = mux_parent_adapter(dev);
		if (IS_ERR(parent)) {
		if (PTR_ERR(parent) != -EPROBE_DEFER)
		dev_err(dev, "failed to get i2c-parent adapter\n");
		return PTR_ERR(parent);
		}
		if (IS_ERR(parent))
		return dev_err_probe(dev, PTR_ERR(parent),
		"failed to get i2c-parent adapter\n");

		children = of_get_child_count(np);