iwlwifi: pass context to iwl_send_rxon_timing

Sometimes we need to send RXON timing even
when we don't have a virtual interface yet,
so pass the context and allow passing one
without a virtual interface pointer.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index f2884b5..85eea94 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -183,14 +183,12 @@
 	iwl_set_rxon_hwcrypto(priv, ctx, !priv->cfg->mod_params->sw_crypto);
 
 	if (new_assoc) {
-		if (WARN_ON(!ctx->vif))
-			return -EINVAL;
 		/*
 		 * First of all, before setting associated, we need to
 		 * send RXON timing so the device knows about the DTIM
 		 * period and other timing values
 		 */
-		ret = iwl_send_rxon_timing(priv, ctx->vif);
+		ret = iwl_send_rxon_timing(priv, ctx);
 		if (ret) {
 			IWL_ERR(priv, "Error setting RXON timing!\n");
 			return ret;
@@ -3296,7 +3294,7 @@
 	ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	iwlcore_commit_rxon(priv, ctx);
 
-	ret = iwl_send_rxon_timing(priv, vif);
+	ret = iwl_send_rxon_timing(priv, ctx);
 	if (ret)
 		IWL_WARN(priv, "RXON timing - "
 			    "Attempting to continue.\n");
@@ -3536,7 +3534,7 @@
 		iwlcore_commit_rxon(priv, ctx);
 
 		/* RXON Timing */
-		ret = iwl_send_rxon_timing(priv, vif);
+		ret = iwl_send_rxon_timing(priv, ctx);
 		if (ret)
 			IWL_WARN(priv, "RXON timing failed - "
 					"Attempting to continue.\n");