1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 3035422f5ad8..e94952e799fe 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -46,6 +46,7 @@
 #include <linux/etherdevice.h>
 #include <linux/skbuff.h>
 #include <linux/if_arp.h>
+#include <linux/jiffies.h>
 
 #include <net/ax25.h>
 
@@ -429,7 +430,7 @@ static int ax_xmit(struct sk_buff *skb, struct net_device *dev)
                  * May be we must check transmitter timeout here ?
                  *      14 Oct 1994 Dmitry Gorodchanin.
                  */
-                if (jiffies - dev->trans_start  < 20 * HZ) {
+                if (time_before(jiffies, dev->trans_start + 20 * HZ)) {
                         /* 20 sec timeout not reached */
                         return 1;
                 }