staging: r8188eu: remove rtw_IOL_cmd_buf_dump()

Function rtw_IOL_cmd_buf_dump() is not used, remove it.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210922200420.9693-30-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_iol.c

@@ -163,20 +163,3 @@ u8 rtw_IOL_cmd_boundary_handle(struct xmit_frame *pxmit_frame)
 	}
 	return is_cmd_bndy;
 }
-
-void rtw_IOL_cmd_buf_dump(int buf_len, u8 *pbuf)
-{
-	int i;
-	int j = 1;
-
-	pr_info("###### %s ######\n", __func__);
-	for (i = 0; i < buf_len; i++) {
-		printk("%02x-", *(pbuf + i));
-
-		if (j % 32 == 0)
-			printk("\n");
-		j++;
-	}
-	printk("\n");
-	pr_info("=============ioreg_cmd len=%d===============\n", buf_len);
-}

drivers/staging/r8188eu/include/rtw_iol.h

@@ -59,6 +59,5 @@ int _rtw_IOL_append_WRF_cmd(struct xmit_frame *xmit_frame, u8 rf_path,
 	_rtw_IOL_append_WRF_cmd((xmit_frame),(rf_path), (addr), (value), (mask))
 
 u8 rtw_IOL_cmd_boundary_handle(struct xmit_frame *pxmit_frame);
-void  rtw_IOL_cmd_buf_dump(int buf_len, u8 *pbuf);
 
 #endif /* __RTW_IOL_H_ */