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Commit 380f0d28 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: core: switch event buffer allocation to devm_kzalloc() 



The rest of the driver is using devm_kzalloc() where possible
and this patch is just making event buffer allocation follow
the example.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent ddffeb8c

drivers/usb/dwc3/core.c

+3 −5
Original line number Diff line number Diff line
@@ -169,7 +169,6 @@ static void dwc3_free_one_event_buffer(struct dwc3 *dwc, 
		struct dwc3_event_buffer *evt)

{

	dma_free_coherent(dwc->dev, evt->length, evt->buf, evt->dma);

	kfree(evt);

}



/**
@@ -185,7 +184,7 @@ dwc3_alloc_one_event_buffer(struct dwc3 *dwc, unsigned length) 
{

	struct dwc3_event_buffer	*evt;



	evt = kzalloc(sizeof(*evt), GFP_KERNEL);

	evt = devm_kzalloc(dwc->dev, sizeof(*evt), GFP_KERNEL);

	if (!evt)

		return ERR_PTR(-ENOMEM);
@@ -215,8 +214,6 @@ static void dwc3_free_event_buffers(struct dwc3 *dwc) 
		if (evt)

			dwc3_free_one_event_buffer(dwc, evt);

	}



	kfree(dwc->ev_buffs);

}



/**
@@ -235,7 +232,8 @@ static int __devinit dwc3_alloc_event_buffers(struct dwc3 *dwc, unsigned length) 
	num = DWC3_NUM_INT(dwc->hwparams.hwparams1);

	dwc->num_event_buffers = num;



	dwc->ev_buffs = kzalloc(sizeof(*dwc->ev_buffs) * num, GFP_KERNEL);

	dwc->ev_buffs = devm_kzalloc(dwc->dev, sizeof(*dwc->ev_buffs) * num,

			GFP_KERNEL);

	if (!dwc->ev_buffs) {

		dev_err(dwc->dev, "can't allocate event buffers array\n");

		return -ENOMEM;