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: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index b415c0c..8d543ea 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -169,7 +169,6 @@
struct dwc3_event_buffer *evt)
{
dma_free_coherent(dwc->dev, evt->length, evt->buf, evt->dma);
- kfree(evt);
}
/**
@@ -185,7 +184,7 @@
{
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 @@
if (evt)
dwc3_free_one_event_buffer(dwc, evt);
}
-
- kfree(dwc->ev_buffs);
}
/**
@@ -235,7 +232,8 @@
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;