wifi: iwlwifi: simplify nested if checks

In the absence of (an) else clause(s), "if (a) if (b)" is
equivalent to "if (a && b)", so simplify the code a bit.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250102161730.7ddc9cb1ea50.If18bd94706d6c821e34c38a4704bf85dca6207b2@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/binding.c

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2012-2014, 2020 Intel Corporation
  * Copyright (C) 2016 Intel Deutschland GmbH
- * Copyright (C) 2022 Intel Corporation
+ * Copyright (C) 2022, 2024 Intel Corporation
  */
 #include <net/mac80211.h>
 #include "fw-api.h"
@@ -158,9 +158,8 @@ int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 	ret = iwl_mvm_binding_update(mvm, vif, mvmvif->deflink.phy_ctxt,
 				     false);
 
-	if (!ret)
-		if (iwl_mvm_sf_update(mvm, vif, true))
-			IWL_ERR(mvm, "Failed to update SF state\n");
+	if (!ret && iwl_mvm_sf_update(mvm, vif, true))
+		IWL_ERR(mvm, "Failed to update SF state\n");
 
 	return ret;
 }

drivers/net/wireless/intel/iwlwifi/mvm/link.c

@@ -412,9 +412,8 @@ int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 
 	ret = iwl_mvm_link_cmd_send(mvm, &cmd, FW_CTXT_ACTION_REMOVE);
 
-	if (!ret)
-		if (iwl_mvm_sf_update(mvm, vif, true))
-			IWL_ERR(mvm, "Failed to update SF state\n");
+	if (!ret && iwl_mvm_sf_update(mvm, vif, true))
+		IWL_ERR(mvm, "Failed to update SF state\n");
 
 	return ret;
 }

drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c

@@ -146,9 +146,9 @@ static void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans)
 	if (trans_pcie->is_down)
 		return;
 
-	if (trans->state >= IWL_TRANS_FW_STARTED)
-		if (trans_pcie->fw_reset_handshake)
-			iwl_trans_pcie_fw_reset_handshake(trans);
+	if (trans->state >= IWL_TRANS_FW_STARTED &&
+	    trans_pcie->fw_reset_handshake)
+		iwl_trans_pcie_fw_reset_handshake(trans);
 
 	trans_pcie->is_down = true;