staging: r8188eu: usb_read_port_complete needs no regs parameter

Remove the regs parameter from usb_read_port_complete, it is not used.

Without the regs parameter, there's no need for the define that makes
usb_read_port_complete usable as urb callback function.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Link: https://lore.kernel.org/r/20230124210108.62170-2-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/usb_ops_linux.c

@@ -344,7 +344,7 @@ void rtl8188eu_recv_tasklet(unsigned long priv)
 	}
 }
 
-static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
+static void usb_read_port_complete(struct urb *purb)
 {
 	struct recv_buf	*precvbuf = (struct recv_buf *)purb->context;
 	struct adapter	*adapt = (struct adapter *)precvbuf->adapter;

drivers/staging/r8188eu/include/usb_ops_linux.h

@@ -19,8 +19,6 @@
 	usb_bulkout_zero_complete(purb)
 #define usb_write_mem_complete(purb, regs)		\
 	usb_write_mem_complete(purb)
-#define usb_read_port_complete(purb, regs)		\
-	usb_read_port_complete(purb)
 #define usb_read_interrupt_complete(purb, regs)		\
 	usb_read_interrupt_complete(purb)