[ruby/prism] Fix a possible malloc(0)

https://github.com/ruby/prism/commit/fa108b8626
2023-10-31 13:35:09 +01:00 · 2023-10-31 13:35:09 +01:00 · 3801503fe3
commit 3801503fe3
parent b0a2373e14
1 changed files with 1 additions and 1 deletions
--- a/prism/prism.c
+++ b/prism/prism.c
@ -15069,7 +15069,7 @@ parse_expression_infix(pm_parser_t *parser, pm_node_t *node, pm_binding_power_t
                    }
                }

-                if (!interpolated) {
+                if (!interpolated && total_length > 0) {
                    void *memory = malloc(total_length);
                    if (!memory) abort();