summaryrefslogtreecommitdiffstats
path: root/net/mac80211/rc80211_minstrel_ht.c
diff options
context:
space:
mode:
authorJohn W. Linville <linville@tuxdriver.com>2011-04-07 22:45:40 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-04-07 22:45:40 +0200
commitb37e3b6d64358604960b35e8ecbb7aed22e0926e (patch)
treef9673afc2332c15a989d3b32f002363a92ea66e1 /net/mac80211/rc80211_minstrel_ht.c
parentcfg80211: add a timer for invalid user reg hints (diff)
parentath: add missing regdomain pair 0x5c mapping (diff)
downloadlinux-b37e3b6d64358604960b35e8ecbb7aed22e0926e.tar.xz
linux-b37e3b6d64358604960b35e8ecbb7aed22e0926e.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Conflicts: drivers/net/wireless/rtlwifi/efuse.c drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c net/bluetooth/mgmt.c
Diffstat (limited to 'net/mac80211/rc80211_minstrel_ht.c')
-rw-r--r--net/mac80211/rc80211_minstrel_ht.c25
1 files changed, 18 insertions, 7 deletions
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 8212a8bebf06..dbdebeda097f 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -659,18 +659,14 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband,
struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
struct ieee80211_local *local = hw_to_local(mp->hw);
u16 sta_cap = sta->ht_cap.cap;
+ int n_supported = 0;
int ack_dur;
int stbc;
int i;
/* fall back to the old minstrel for legacy stations */
- if (!sta->ht_cap.ht_supported) {
- msp->is_ht = false;
- memset(&msp->legacy, 0, sizeof(msp->legacy));
- msp->legacy.r = msp->ratelist;
- msp->legacy.sample_table = msp->sample_table;
- return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
- }
+ if (!sta->ht_cap.ht_supported)
+ goto use_legacy;
BUILD_BUG_ON(ARRAY_SIZE(minstrel_mcs_groups) !=
MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS);
@@ -725,7 +721,22 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband,
mi->groups[i].supported =
mcs->rx_mask[minstrel_mcs_groups[i].streams - 1];
+
+ if (mi->groups[i].supported)
+ n_supported++;
}
+
+ if (!n_supported)
+ goto use_legacy;
+
+ return;
+
+use_legacy:
+ msp->is_ht = false;
+ memset(&msp->legacy, 0, sizeof(msp->legacy));
+ msp->legacy.r = msp->ratelist;
+ msp->legacy.sample_table = msp->sample_table;
+ return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
}
static void