usb: dwc3: ep0: switch over to IS_ALIGNED

IS_ALIGNED provides a much faster operation for
checking proper size alignment then a modulo
operation. Let's use it.

Reported-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2012-05-04 13:08:22 +03:00
parent a0807881af
commit c74c6d4a02

View File

@ -799,7 +799,7 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
ret = dwc3_ep0_start_trans(dwc, dep->number,
dwc->ctrl_req_addr, 0,
DWC3_TRBCTL_CONTROL_DATA);
} else if ((req->request.length % dep->endpoint.maxpacket)
} else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket)
&& (dep->number == 0)) {
u32 transfer_size;