iwlwifi: correct log level when error occurs

user needs to see this message even if debugging disabled

Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index da98886..0db3bc0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3359,7 +3359,7 @@
 	/* amp init */
 	err = priv->cfg->ops->lib->apm_ops.init(priv);
 	if (err < 0) {
-		IWL_DEBUG_INFO(priv, "Failed to init APMG\n");
+		IWL_ERR(priv, "Failed to init APMG\n");
 		goto out_iounmap;
 	}
 	/*****************