usb: musb: da8xx: Use devm in probe
Simplify things a bit by using devm functions where possible.
Signed-off-by: David Lechner <david@lechnology.com>
[b-liu@ti.com: fixed merge conflict]
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index 3c4dd16..35d2449 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -490,18 +490,16 @@
struct da8xx_glue *glue;
struct platform_device_info pinfo;
struct clk *clk;
+ int ret;
- int ret = -ENOMEM;
-
- glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+ glue = devm_kzalloc(&pdev->dev, sizeof(*glue), GFP_KERNEL);
if (!glue)
- goto err0;
+ return -ENOMEM;
- clk = clk_get(&pdev->dev, "usb20");
+ clk = devm_clk_get(&pdev->dev, "usb20");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
- ret = PTR_ERR(clk);
- goto err3;
+ return PTR_ERR(clk);
}
ret = clk_enable(clk);
@@ -558,12 +556,7 @@
clk_disable(clk);
err4:
- clk_put(clk);
-err3:
- kfree(glue);
-
-err0:
return ret;
}
@@ -574,8 +567,6 @@
platform_device_unregister(glue->musb);
usb_phy_generic_unregister(glue->phy);
clk_disable(glue->clk);
- clk_put(glue->clk);
- kfree(glue);
return 0;
}