Messages in this thread Patch in this message | | | From | Jonghwan Choi <> | Subject | [PATCH 3.9-stable] iwlwifi: fix rate control regression | Date | Fri, 28 Jun 2013 08:53:52 +0900 |
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This patch looks like it should be in the 3.9-stable tree, should we apply it?
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From: "Moshe Benji <Moshe.Benji@intel.com>"
commit 622ebe994f6866b8d46ee5d3bcc329ed65d3722d upstream
Since driver does not use control.rates[0].count, we have never set that variable. But currently, after rate control API rewrite, this is required by mac80211. Otherwise legacy rates control does not work and we transmit always at 1Mbit/s on pre 11n networks.
[same fix as for iwlegacy, thanks Stanislaw!]
Signed-off-by: Moshe Benji <Moshe.Benji@intel.com> Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com> --- drivers/net/wireless/iwlwifi/dvm/rs.c | 2 +- drivers/net/wireless/iwlwifi/mvm/rs.c | 1 + 2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c index abe3042..5de2dbf 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rs.c +++ b/drivers/net/wireless/iwlwifi/dvm/rs.c @@ -2799,7 +2799,7 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta, info->control.rates[0].flags = 0; } info->control.rates[0].idx = rate_idx; - + info->control.rates[0].count = 1; } static void *rs_alloc_sta(void *priv_rate, struct ieee80211_sta *sta, diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 56b636d..fefcbc5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -2544,6 +2544,7 @@ static void rs_get_rate(void *mvm_r, struct ieee80211_sta *sta, void *mvm_sta, info->control.rates[0].flags = 0; } info->control.rates[0].idx = rate_idx; + info->control.rates[0].count = 1; } static void *rs_alloc_sta(void *mvm_rate, struct ieee80211_sta *sta, -- 1.7.9.5
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