mac80211: fix a minstrel_ht off-by-one bug (patch by Christian Lamparter)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20950 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/530-minstrel_ht.patch b/package/mac80211/patches/530-minstrel_ht.patch
index c51d541..c1af998 100644 (file)
--- a/package/mac80211/patches/530-minstrel_ht.patch
+++ b/package/mac80211/patches/530-minstrel_ht.patch
@@ -389,9 +389,9 @@
 +              if (!mg->supported)
 +                      continue;
 +
-+              if (++mg->index > MCS_GROUP_RATES) {
++              if (++mg->index >= MCS_GROUP_RATES) {
 +                      mg->index = 0;
-+                      if (++mg->column > ARRAY_SIZE(sample_table))
++                      if (++mg->column >= ARRAY_SIZE(sample_table))
 +                              mg->column = 0;
 +              }
 +              break;