[PATCH v2] staging: emxx_udc: Fix styling issues

[Afonso Bordado]

Fix CamelCase styling issues with EP0_out_PIO
Remove unecessary temporary variables

Signed-off-by: Afonso Bordado <afonsobord...@az8.co>
---
 drivers/staging/emxx_udc/emxx_udc.c | 29 ++++++++++++-----------------
 1 file changed, 12 insertions(+), 17 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c 
b/drivers/staging/emxx_udc/emxx_udc.c
index 3f42fa8..b0fbd10 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -553,28 +553,23 @@ static void _nbu2ss_dma_unmap_single(
 
 /*-------------------------------------------------------------------------*/
 /* Endpoint 0 OUT Transfer (PIO) */
-static int EP0_out_PIO(struct nbu2ss_udc *udc, u8 *pBuf, u32 length)
+static int ep0_out_pio(struct nbu2ss_udc *udc, u8 *buf, u32 length)
 {
-       u32             i;
-       int             nret   = 0;
-       u32             iWordLength = 0;
-       union usb_reg_access *pBuf32 = (union usb_reg_access *)pBuf;
-
-       /*------------------------------------------------------------*/
+       u32 i;
        /* Read Length */
-       iWordLength = length / sizeof(u32);
+       u32 numreads = length / sizeof(u32);
+       union usb_reg_access *buf32 = (union usb_reg_access *)buf;
+
+       if (!numreads)
+               return 0;
 
-       /*------------------------------------------------------------*/
        /* PIO Read */
-       if (iWordLength) {
-               for (i = 0; i < iWordLength; i++) {
-                       pBuf32->dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
-                       pBuf32++;
-               }
-               nret = iWordLength * sizeof(u32);
+       for (i = 0; i < numreads; i++) {
+               buf32->dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
+               buf32++;
        }
 
-       return nret;
+       return numreads * sizeof(u32);
 }
 
 /*-------------------------------------------------------------------------*/
@@ -758,7 +753,7 @@ static int _nbu2ss_ep0_out_transfer(
                pBuffer = (u8 *)req->req.buf;
                pBuffer += req->req.actual;
 
-               result = EP0_out_PIO(udc, pBuffer
+               result = ep0_out_pio(udc, pBuffer
                                        , min(iRemainSize, iRecvLength));
                if (result < 0)
                        return result;
-- 
2.9.3


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