diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index 60d9b62c6f1f..8e265c20db59 100644
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -453,10 +453,6 @@ static inline void cls_parse_isr(struct dgnc_board *brd, uint port)
 			cls_copy_data_from_queue_to_uart(ch);
 		}
 
-		/* Received Xoff signal/Special character */
-		if (isr & UART_IIR_XOFF)
-			/* Empty */
-
 		/* CTS/RTS change of state */
 		if (isr & UART_IIR_CTSRTS) {
 			brd->intr_modem++;
diff --git a/drivers/staging/dgnc/dgnc_cls.h b/drivers/staging/dgnc/dgnc_cls.h
index ffe8535a84a9..465d79a6f75f 100644
--- a/drivers/staging/dgnc/dgnc_cls.h
+++ b/drivers/staging/dgnc/dgnc_cls.h
@@ -61,7 +61,6 @@ struct cls_uart_struct {
 #define UART_16654_FCR_RXTRIGGER_56	0x80
 #define UART_16654_FCR_RXTRIGGER_60     0xC0
 
-#define UART_IIR_XOFF			0x10	/* Received Xoff signal/Special character */
 #define UART_IIR_CTSRTS			0x20	/* Received CTS/RTS change of state */
 #define UART_IIR_RDI_TIMEOUT		0x0C    /* Receiver data TIMEOUT */