another place to use ieee80211_min_basic_rate() to select the minimum tx rate

OK stsp@

diff --git a/sys/dev/pci/if_iwm.c b/sys/dev/pci/if_iwm.c
index dc45533..a6ebaa0 100644 (file)
--- a/sys/dev/pci/if_iwm.c
+++ b/sys/dev/pci/if_iwm.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_iwm.c,v 1.188 2017/05/31 12:24:06 phessler Exp $   */
+/*     $OpenBSD: if_iwm.c,v 1.189 2017/05/31 13:22:16 phessler Exp $   */
 
 /*
  * Copyright (c) 2014, 2016 genua gmbh <info@genua.de>
@@ -5444,8 +5444,7 @@ iwm_setrates(struct iwm_node *in)
         * legacy/HT are assumed to be marked with an 'invalid' PLCP value.
         */
        j = 0;
-       ridx_min = (IEEE80211_IS_CHAN_5GHZ(ni->ni_chan)) ?
-           IWM_RIDX_OFDM : IWM_RIDX_CCK;
+       ridx_min = iwm_rval2ridx(ieee80211_min_basic_rate(ic));
        mimo = iwm_is_mimo_mcs(ni->ni_txmcs);
        ridx_max = (mimo ? IWM_RIDX_MAX : IWM_LAST_HT_SISO_RATE);
        for (ridx = ridx_max; ridx >= ridx_min; ridx--) {