diff -u -p linux/drivers/net/wireless.25/wavelan.c linux/drivers/net/wavelan.c
--- linux/drivers/net/wireless.25/wavelan.c	Wed Mar 28 17:27:27 2001
+++ linux/drivers/net/wavelan.c	Wed Mar 28 17:28:34 2001
@@ -2028,8 +2028,17 @@ static int wavelan_ioctl(struct net_devi
 		if (wrq->u.data.pointer != (caddr_t) 0) {
 			struct iw_range range;
 
-			/* Set the length (useless:  it's constant). */
+			/* Set the length (very important for backward
+			 * compatibility) */
 			wrq->u.data.length = sizeof(struct iw_range);
+
+			/* Set all the info we don't care or don't know
+			 * about to zero */
+			memset(&range, 0, sizeof(range));
+
+			/* Set the Wireless Extension versions */
+			range.we_version_compiled = WIRELESS_EXT;
+			range.we_version_source = 9;
 
 			/* Set information in the range struct.  */
 			range.throughput = 1.6 * 1000 * 1000;	/* don't argue on this ! */
diff -u -p linux/drivers/net/pcmcia/wireless.25/wavelan_cs.c linux/drivers/net/pcmcia/wavelan_cs.c
--- linux/drivers/net/pcmcia/wireless.25/wavelan_cs.c	Wed Mar 28 17:21:02 2001
+++ linux/drivers/net/pcmcia/wavelan_cs.c	Wed Mar 28 17:23:19 2001
@@ -2239,8 +2239,15 @@ wavelan_ioctl(struct net_device *	dev,	/
 	{
 	  struct iw_range	range;
 
-	  /* Set the length (useless : its constant...) */
+	  /* Set the length (very important for backward compatibility) */
 	  wrq->u.data.length = sizeof(struct iw_range);
+
+	  /* Set all the info we don't care or don't know about to zero */
+	  memset(&range, 0, sizeof(range));
+
+	  /* Set the Wireless Extension versions */
+	  range.we_version_compiled = WIRELESS_EXT;
+	  range.we_version_source = 9;	/* Nothing for us in v10 and v11 */
 
 	  /* Set information in the range struct */
 	  range.throughput = 1.4 * 1000 * 1000;	/* don't argue on this ! */
diff -u -p linux/drivers/net/pcmcia/wireless.25/netwave_cs.c linux/drivers/net/pcmcia/netwave_cs.c
--- linux/drivers/net/pcmcia/wireless.25/netwave_cs.c	Wed Mar 28 17:24:40 2001
+++ linux/drivers/net/pcmcia/netwave_cs.c	Wed Mar 28 17:29:39 2001
@@ -710,8 +710,17 @@ static int netwave_ioctl(struct net_devi
        if(wrq->u.data.pointer != (caddr_t) 0) {
 	   struct iw_range	range;
 		   
-	   /* Set the length (useless : its constant...) */
+	   /* Set the length (very important for backward compatibility) */
 	   wrq->u.data.length = sizeof(struct iw_range);
+
+	   /* Set all the info we don't care or don't know about to zero */
+	   memset(&range, 0, sizeof(range));
+
+#if WIRELESS_EXT > 10
+	   /* Set the Wireless Extension versions */
+	   range.we_version_compiled = WIRELESS_EXT;
+	   range.we_version_source = 9;	/* Nothing for us in v10 and v11 */
+#endif /* WIRELESS_EXT > 10 */
 		   
 	   /* Set information in the range struct */
 	   range.throughput = 450 * 1000;	/* don't argue on this ! */
diff -u -p linux/drivers/net/pcmcia/wireless.25/ray_cs.c linux/drivers/net/pcmcia/ray_cs.c
--- linux/drivers/net/pcmcia/wireless.25/ray_cs.c	Wed Mar 28 17:21:57 2001
+++ linux/drivers/net/pcmcia/ray_cs.c	Wed Mar 28 17:30:16 2001
@@ -1332,8 +1332,14 @@ static int ray_dev_ioctl(struct net_devi
 	  struct iw_range	range;
 	  memset((char *) &range, 0, sizeof(struct iw_range));
 
-	  /* Set the length (useless : its constant...) */
+	  /* Set the length (very important for backward compatibility) */
 	  wrq->u.data.length = sizeof(struct iw_range);
+
+#if WIRELESS_EXT > 10
+	  /* Set the Wireless Extension versions */
+	  range.we_version_compiled = WIRELESS_EXT;
+	  range.we_version_source = 9;
+#endif /* WIRELESS_EXT > 10 */
 
 	  /* Set information in the range struct */
 	  range.throughput = 1.1 * 1000 * 1000;	/* Put the right number here */