staging: r8188eu: remove pxmitbuf parameter of rtl8188eu_xmitframe_complete function

pxmitbuf always is NULL.
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/hal/rtl8188eu_xmit.c

@@ -424,11 +424,12 @@ static u32 xmitframe_need_length(struct xmit_frame *pxmitframe)
 	return len;
 }
 
-s32 rtl8188eu_xmitframe_complete(struct adapter *adapt, struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
+s32 rtl8188eu_xmitframe_complete(struct adapter *adapt, struct xmit_priv *pxmitpriv)
 {
 	struct hal_data_8188e	*haldata = GET_HAL_DATA(adapt);
 	struct xmit_frame *pxmitframe = NULL;
 	struct xmit_frame *pfirstframe = NULL;
+	struct xmit_buf *pxmitbuf;
 
 	/*  aggregate variable */
 	struct hw_xmit *phwxmit;
@@ -450,12 +451,9 @@ s32 rtl8188eu_xmitframe_complete(struct adapter *adapt, struct xmit_priv *pxmitp
 
 	RT_TRACE(_module_rtl8192c_xmit_c_, _drv_info_, ("+xmitframe_complete\n"));
 
-	/*  check xmitbuffer is ok */
-	if (pxmitbuf == NULL) {
 	pxmitbuf = rtw_alloc_xmitbuf(pxmitpriv);
 	if (pxmitbuf == NULL)
 		return false;
-	}
 
 	/* 3 1. pick up first frame */
 	rtw_free_xmitframe(pxmitpriv, pxmitframe);

drivers/staging/rtl8188eu/include/rtl8188e_xmit.h

@@ -160,8 +160,7 @@ s32 rtl8188eu_xmit_buf_handler(struct adapter *padapter);
 #define hal_xmit_handler rtl8188eu_xmit_buf_handler
 void rtl8188eu_xmit_tasklet(void *priv);
 s32 rtl8188eu_xmitframe_complete(struct adapter *padapter,
-				 struct xmit_priv *pxmitpriv,
-				 struct xmit_buf *pxmitbuf);
+				 struct xmit_priv *pxmitpriv);
 
 void dump_txrpt_ccx_88e(void *buf);
 void handle_txrpt_ccx_88e(struct adapter *adapter, u8 *buf);

drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c

@@ -848,7 +848,7 @@ void rtl8188eu_xmit_tasklet(void *priv)
 			break;
 		}
 
-		ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv, NULL);
+		ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv);
 
 		if (!ret)
 			break;