i2c: xiic: Do not continue in case of errors in Rx

In case of error conditions like Arbitration lost or NACK lets signal
the waiting process.

Handle error cases in the Rx path
Signed-off-by: Shubhrajyoti Datta <shubhraj@xilinx.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

drivers/i2c/busses/i2c-xiic.c

@@ -399,6 +399,8 @@ static irqreturn_t xiic_process(int irq, void *dev_id)
 		 */
 		xiic_reinit(i2c);
 
+		if (i2c->rx_msg)
+			xiic_wakeup(i2c, STATE_ERROR);
 		if (i2c->tx_msg)
 			xiic_wakeup(i2c, STATE_ERROR);
 	}