diff --git a/drivers/char/esp.c b/drivers/char/esp.c
index 763d6d2..662e9cf 100644
--- a/drivers/char/esp.c
+++ b/drivers/char/esp.c
@@ -2040,10 +2040,10 @@
 		msleep_interruptible(jiffies_to_msecs(char_time));
 
 		if (signal_pending(current))
-			break;
+			return;
 
 		if (timeout && time_after(jiffies, orig_jiffies + timeout))
-			break;
+			return;
 
 		spin_lock_irqsave(&info->lock, flags);
 		serial_out(info, UART_ESI_CMD1, ESI_NO_COMMAND);