iwlagn: send tx power command if defer cause by RXON not match
During channge channel, tx power will not send to uCode, the tx power command
should send after scan complete. but should also can send after RXON command.
Stable fix identified by Stanislaw Gruszka <sgruszka@redhat.com>.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Cc: stable@kernel.org [2.6.38+]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
index 0188749..09f679d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
@@ -370,6 +370,11 @@
}
memcpy(active, &ctx->staging, sizeof(*active));
+ /*
+ * We do not commit tx power settings while channel changing,
+ * do it now if after settings changed.
+ */
+ iwl_set_tx_power(priv, priv->tx_power_next, false);
return 0;
}