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usb: bdc: Use devm_clk_get_optional() 

The BDC clock is optional and we may get an -EPROBE_DEFER error code
which would not be propagated correctly, fix this by using
devm_clk_get_optional().

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Al Cooper <alcooperx@gmail.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Florian Fainelli 2020-07-22 13:07:46 -04:00 committed by Felipe Balbi
parent 5fc453d7de
commit 1fa645b1c9
1 changed files with 3 additions and 5 deletions
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8
drivers/usb/gadget/udc/bdc/bdc_core.c
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@ -493,11 +493,9 @@ static int bdc_probe(struct platform_device *pdev)
dev_dbg(dev, "%s()\n", __func__);
clk = devm_clk_get(dev, "sw_usbd");
if (IS_ERR(clk)) {
dev_info(dev, "Clock not found in Device Tree\n");
clk = NULL;
}
clk = devm_clk_get_optional(dev, "sw_usbd");
if (IS_ERR(clk))
return PTR_ERR(clk);
ret = clk_prepare_enable(clk);
if (ret) {