diff --git a/drivers/serial/68360serial.c b/drivers/serial/68360serial.c
index 2aa6bfe..f594636 100644
--- a/drivers/serial/68360serial.c
+++ b/drivers/serial/68360serial.c
@@ -51,6 +51,7 @@
 
 /* #ifdef CONFIG_SERIAL_CONSOLE */ /* This seems to be a post 2.0 thing - mles */
 #include <linux/console.h>
+#include <linux/jiffies.h>
 
 /* this defines the index into rs_table for the port to use
  */
@@ -1729,7 +1730,7 @@
 		msleep_interruptible(jiffies_to_msecs(char_time));
 		if (signal_pending(current))
 			break;
-		if (timeout && ((orig_jiffies + timeout) < jiffies))
+		if (timeout && (time_after(jiffies, orig_jiffies + timeout)))
 			break;
 		/* The 'tx_cur' is really the next buffer to send.  We
 		 * have to back up to the previous BD and wait for it