From 7c6f7bb0aa50f42fd697fbe82dc9b8b5931a3a52 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Sun, 3 Dec 2017 23:08:04 +0300
Subject: fix some minor issues found by code analyzer

---
 classes/db/mysqli.php | 2 +-
 classes/db/prefs.php  | 6 ------
 2 files changed, 1 insertion(+), 7 deletions(-)

(limited to 'classes/db')

diff --git a/classes/db/mysqli.php b/classes/db/mysqli.php
index 817b48c0c..a05b121fc 100644
--- a/classes/db/mysqli.php
+++ b/classes/db/mysqli.php
@@ -65,7 +65,7 @@ class Db_Mysqli implements IDb {
 	}
 
 	function last_error() {
-		return mysqli_error();
+		return mysqli_error($this->link);
 	}
 
 	function last_query_error() {
diff --git a/classes/db/prefs.php b/classes/db/prefs.php
index e704a135a..64238bc78 100644
--- a/classes/db/prefs.php
+++ b/classes/db/prefs.php
@@ -118,12 +118,6 @@ class Db_Prefs {
 			$user_id = sprintf("%d", $user_id);
 		}
 
-		if ($profile) {
-			$profile_qpart = "AND profile = '$profile'";
-		} else {
-			$profile_qpart = "AND profile IS NULL";
-		}
-
 		if (!$profile || get_schema_version() < 63) $profile = null;
 
 		$type_name = "";
-- 
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