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authorFelipe Balbi <balbi@ti.com>2012-10-11 14:48:36 +0400
committerFelipe Balbi <balbi@ti.com>2012-10-15 15:58:55 +0400
commit380f0d28431e852e07e3fa0d5f6e36cf9ea5aa5a (patch)
treebe621b566d5fa185e971eb0bfd7fedac8b10f7a9 /drivers/usb/dwc3
parentddffeb8c4d0331609ef2581d84de4d763607bd37 (diff)
downloadlinux-380f0d28431e852e07e3fa0d5f6e36cf9ea5aa5a.tar.xz
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>
Diffstat (limited to 'drivers/usb/dwc3')
-rw-r--r--drivers/usb/dwc3/core.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index b415c0c859d3..8d543ea4352a 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -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;