There is no matching call to pinctrl_unregister, so switch to the
managed devm_pinctrl_register to clean up properly when done.
Cc: stable@vger.kernel.org
Fixes: 9e80f9064e73 ("pinctrl: Add SX150X GPIO Extender Pinctrl Driver")
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
        pctl->pinctrl_desc.npins = pctl->data->npins;
        pctl->pinctrl_desc.owner = THIS_MODULE;
 
-       pctl->pctldev = pinctrl_register(&pctl->pinctrl_desc, dev, pctl);
+       pctl->pctldev = devm_pinctrl_register(dev, &pctl->pinctrl_desc, pctl);
        if (IS_ERR(pctl->pctldev)) {
                dev_err(dev, "Failed to register pinctrl device\n");
                return PTR_ERR(pctl->pctldev);