minor fixes

Author: zilder

src/pl_funcs.c

@@ -668,13 +668,12 @@ is_tuple_convertible(PG_FUNCTION_ARGS)
 		void *map; /* we don't actually need it */
 
 		/* Try to build a conversion map */
-		map = convert_tuples_by_name(RelationGetDescr(rel1),
-									 RelationGetDescr(rel2),
-									 ERR_PART_DESC_CONVERT);
+		map = convert_tuples_by_name_map(RelationGetDescr(rel1),
+										 RelationGetDescr(rel2),
+										 ERR_PART_DESC_CONVERT);
 
-		/* Now free map. Note that map can be NULL if conversion isn't needed */
-		if (map)
-			pfree(map);
+		/* Now free map */
+		pfree(map);
 	}
 	PG_CATCH();
 	{

src/planner_tree_modification.c

@@ -367,7 +367,6 @@ find_deepest_partition(Oid relid, Index idx, Expr *quals, Oid *partition)
 		return FP_NON_SINGULAR_RESULT;
 
 	/* Exit if there's no quals (no use) */
-	/* TODO: What if there is only one partition? */
 	if (!quals)
 		return FP_NON_SINGULAR_RESULT;