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Subject[PATCH 3.10 092/143] Revert "iwlwifi: dvm: dont enable CTS to self"
Date
3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

commit f47f46d7b09cf1d09e4b44b6cc4dd7d68a08028c upstream.

This reverts commit 43d826ca5979927131685cc2092c7ce862cb91cd.

This commit caused packet loss.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/net/wireless/iwlwifi/dvm/rxon.c | 12 ++++++++++++
1 file changed, 12 insertions(+)

--- a/drivers/net/wireless/iwlwifi/dvm/rxon.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c
@@ -1072,6 +1072,13 @@ int iwlagn_commit_rxon(struct iwl_priv *
/* recalculate basic rates */
iwl_calc_basic_rates(priv, ctx);

+ /*
+ * force CTS-to-self frames protection if RTS-CTS is not preferred
+ * one aggregation protection method
+ */
+ if (!priv->hw_params.use_rts_for_aggregation)
+ ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
+
if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) ||
!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK))
ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
@@ -1477,6 +1484,11 @@ void iwlagn_bss_info_changed(struct ieee
else
ctx->staging.flags &= ~RXON_FLG_TGG_PROTECT_MSK;

+ if (bss_conf->use_cts_prot)
+ ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
+ else
+ ctx->staging.flags &= ~RXON_FLG_SELF_CTS_EN;
+
memcpy(ctx->staging.bssid_addr, bss_conf->bssid, ETH_ALEN);

if (vif->type == NL80211_IFTYPE_AP ||



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