diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 5fc0b1763c..33eb19a33f 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -3569,7 +3569,7 @@ coerceJsonFuncExpr(ParseState *pstate, Node *expr,
 	location = exprLocation(expr);
 
 	if (location < 0)
-		location = returning ? returning->format->location : -1;
+		location = returning->format->location;
 
 	/* special case for RETURNING bytea FORMAT json */
 	if (returning->format->format_type == JS_FORMAT_JSON &&
diff --git a/src/backend/utils/adt/jsonb.c b/src/backend/utils/adt/jsonb.c
index 56c588bbab..26d81366c9 100644
--- a/src/backend/utils/adt/jsonb.c
+++ b/src/backend/utils/adt/jsonb.c
@@ -2264,7 +2264,7 @@ JsonbUnquote(Jsonb *jb)
 	{
 		JsonbValue	v;
 
-		JsonbExtractScalar(&jb->root, &v);
+		(void) JsonbExtractScalar(&jb->root, &v);
 
 		if (v.type == jbvString)
 			return pnstrdup(v.val.string.val, v.val.string.len);