diff --git a/extra/innochecksum.cc b/extra/innochecksum.cc
index 40aefa24428..591527aacd0 100644
--- a/extra/innochecksum.cc
+++ b/extra/innochecksum.cc
@@ -1591,10 +1591,8 @@ int main(
 	byte*		xdes = NULL;
 	/* bytes read count */
 	ulint		bytes;
-	/* current time */
-	time_t		now;
 	/* last time */
-	time_t		lastt;
+	time_t		lastt = 0;
 	/* stat, to get file size. */
 #ifdef _WIN32
 	struct _stat64	st;
@@ -1945,7 +1943,6 @@ int main(
 		/* main checksumming loop */
 		cur_page_num = start_page ? start_page : cur_page_num + 1;
 
-		lastt = 0;
 		while (!feof(fil_in)) {
 
 			bytes = read_file(buf, partial_page_read,
@@ -2025,12 +2022,10 @@ first_non_zero:
 
 			if (verbose && !read_from_stdin) {
 				if ((cur_page_num % 64) == 0) {
-					now = time(0);
+					time_t now = time(0);
 					if (!lastt) {
 						lastt= now;
-					}
-					if (now - lastt >= 1
-					    && is_log_enabled) {
+					} else if (now - lastt >= 1 && is_log_enabled) {
 						fprintf(log_file, "page::%llu "
 							"okay: %.3f%% done\n",
 							(cur_page_num - 1),
diff --git a/mysql-test/suite/galera/disabled.def b/mysql-test/suite/galera/disabled.def
index 47f95db937d..115b4a39338 100644
--- a/mysql-test/suite/galera/disabled.def
+++ b/mysql-test/suite/galera/disabled.def
@@ -35,3 +35,4 @@ galera_var_slave_threads : MDEV-19746 Galera test failures because of wsrep_slav
 galera_sst_mariabackup_encrypt_with_key : MDEV-19926 Galera SST tests fail
 galera_wan : MDEV-17259: Test failure on galera.galera_wan
 partition : MDEV-19958 Galera test failure on galera.partition
+query_cache: MDEV-15805 Test failure on galera.query_cache
\ No newline at end of file
diff --git a/sql/item.h b/sql/item.h
index 03b02d2755d..649799e3ce4 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -2,7 +2,7 @@
 #define SQL_ITEM_INCLUDED
 
 /* Copyright (c) 2000, 2017, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2018, MariaDB Corporation
+   Copyright (c) 2009, 2019, MariaDB Corporation.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -632,7 +632,6 @@ public:
 class Item: public Value_source,
             public Type_all_attributes
 {
-  void operator=(Item &);
   /**
     The index in the JOIN::join_tab array of the JOIN_TAB this Item is attached
     to. Items are attached (or 'pushed') to JOIN_TABs during optimization by the
diff --git a/sql/sql_list.h b/sql/sql_list.h
index 100af362131..a47acf57b54 100644
--- a/sql/sql_list.h
+++ b/sql/sql_list.h
@@ -1,6 +1,7 @@
 #ifndef INCLUDES_MYSQL_SQL_LIST_H
 #define INCLUDES_MYSQL_SQL_LIST_H
 /* Copyright (c) 2000, 2012, Oracle and/or its affiliates.
+   Copyright (c) 2019, MariaDB Corporation.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -48,6 +49,14 @@ public:
     next= elements ? tmp.next : &first;
   }
 
+  SQL_I_List& operator=(const SQL_I_List &tmp)
+  {
+    elements= tmp.elements;
+    first= tmp.first;
+    next= tmp.next;
+    return *this;
+  }
+
   inline void empty()
   {
     elements= 0;
@@ -488,7 +497,6 @@ template <class T> class List :public base_list
 {
 public:
   inline List() :base_list() {}
-  inline List(const List<T> &tmp) :base_list(tmp) {}
   inline List(const List<T> &tmp, MEM_ROOT *mem_root) :
     base_list(tmp, mem_root) {}
   inline bool push_back(T *a) { return base_list::push_back(a); }
diff --git a/storage/innobase/row/row0sel.cc b/storage/innobase/row/row0sel.cc
index 3ce042be92d..343d7c70b5d 100644
--- a/storage/innobase/row/row0sel.cc
+++ b/storage/innobase/row/row0sel.cc
@@ -5654,9 +5654,7 @@ lock_wait_or_error:
 
 	/*-------------------------------------------------------------*/
 	if (!dict_index_is_spatial(index)) {
-		if (rec) {
-			btr_pcur_store_position(pcur, &mtr);
-		}
+		btr_pcur_store_position(pcur, &mtr);
 	}
 
 lock_table_wait: