iwlwifi: virtualize op_mode's fw_error

Export it as "nic_error" notification, the error handling will be in
the op_mode.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
index abb5277..2072bc2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
@@ -701,7 +701,7 @@
 		iwl_print_rx_config_cmd(priv(trans), IWL_RXON_CTX_BSS);
 #endif
 
-	iwlagn_fw_error(priv, false);
+	iwl_op_mode_nic_error(trans->op_mode);
 }
 
 #define EVENT_START_OFFSET  (4 * sizeof(u32))