row0ins.c, ha_innodb.cc:

  Table hash key len in query cache also includes null char at end

innobase/row/row0ins.c

@@ -44,9 +44,11 @@ innobase_invalidate_query_cache(
 /*============================*/
 	trx_t*	trx,		/* in: transaction which modifies the table */
 	char*	full_name,	/* in: concatenation of database name, null
-				char '\0', table name; NOTE that in
-				Windows this is always in LOWER CASE! */
-	ulint	full_name_len);	/* in: full name length */
+				char '\0', table name, null char'\0';
+				NOTE that in Windows this is always
+				in LOWER CASE! */
+	ulint	full_name_len);	/* in: full name length where also the null
+				chars count */
 
 
 /*************************************************************************
@@ -426,7 +428,7 @@ row_ins_foreign_delete_or_set_null(
 	
 	/* We call a function in ha_innodb.cc */
 	innobase_invalidate_query_cache(thr_get_trx(thr), table_name_buf,
-						ut_strlen(table->name));
+						ut_strlen(table->name) + 1);
 	node = thr->run_node;
 
 	ut_a(que_node_get_type(node) == QUE_NODE_UPDATE);

sql/ha_innodb.cc

@@ -564,9 +564,11 @@ innobase_invalidate_query_cache(
 /*============================*/
 	trx_t*	trx,		/* in: transaction which modifies the table */
 	char*	full_name,	/* in: concatenation of database name, null
-				char '\0', table name; NOTE that in
-				Windows this is always in LOWER CASE! */
-	ulint	full_name_len)	/* in: full name length */
+				char '\0', table name, null char'\0';
+				NOTE that in Windows this is always
+				in LOWER CASE! */
+	ulint	full_name_len)	/* in: full name length where also the null
+				chars count */
 {
 	/* Argument TRUE below means we are using transactions */
 	query_cache.invalidate((THD*)(trx->mysql_thd),