diff -Naur linux-2.6.9rc1/drivers/net/wireless/prism54/isl_ioctl.c linux-2.6.9-rc1msw/drivers/net/wireless/prism54/isl_ioctl.c
--- linux-2.6.9rc1/drivers/net/wireless/prism54/isl_ioctl.c	2004-09-05 10:49:37.000000000 +0200
+++ linux-2.6.9-rc1msw/drivers/net/wireless/prism54/isl_ioctl.c	2004-09-05 10:49:53.000000000 +0200
@@ -604,8 +604,8 @@
 	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL);
 
 	/* Add frequency. (short) bss->channel is the frequency in MHz */
-	iwe.u.freq.m = channel_of_freq(bss->channel);
-	iwe.u.freq.e = 0;
+	iwe.u.freq.m = bss->channel;
+	iwe.u.freq.e = 6;
 	iwe.cmd = SIOCGIWFREQ;
 	current_ev =
 	    iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);