extcon: max14577: Use devm_extcon_dev_allocate for extcon_dev

This patch use devm_extcon_dev_allocate() to simplify the memory control
of extcon device.

Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
index d17dd4ff4d0f71221738c5883943dd0c41f838b9..d49e891b5675985d7702d77ad958117a7713e4d8 100644 (file)
--- a/drivers/extcon/extcon-max14577.c
+++ b/drivers/extcon/extcon-max14577.c
@@ -739,14 +739,15 @@ static int max14577_muic_probe(struct platform_device *pdev)
        }
 
        /* Initialize extcon device */
-       info->edev = devm_kzalloc(&pdev->dev, sizeof(*info->edev), GFP_KERNEL);
-       if (!info->edev) {
+       info->edev = devm_extcon_dev_allocate(&pdev->dev,
+                                             max14577_extcon_cable);
+       if (IS_ERR(info->edev)) {
                dev_err(&pdev->dev, "failed to allocate memory for extcon\n");
                return -ENOMEM;
        }
 
        info->edev->name = dev_name(&pdev->dev);
-       info->edev->supported_cable = max14577_extcon_cable;
+
        ret = devm_extcon_dev_register(&pdev->dev, info->edev);
        if (ret) {
                dev_err(&pdev->dev, "failed to register extcon device\n");