staging: r8188eu: replace switch-case with if

Replace a switch-case in rtw_write_port with an if statement and make the
code a bit shorter.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20230130195303.138941-10-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/os_dep/usb_ops_linux.c

@@ -121,14 +121,8 @@ u32 rtw_write_port(struct adapter *padapter, u32 addr, u32 cnt, u8 *wmem)
 	status = usb_submit_urb(purb, GFP_ATOMIC);
 	if (status) {
 		rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
-
-		switch (status) {
-		case -ENODEV:
+		if (status == -ENODEV)
 			padapter->bDriverStopped = true;
-			break;
-		default:
-			break;
-		}
 		goto exit;
 	}