module_print_stats: check the existance of jump table correctly

yamt · Mar 3, 2023 · 69cf687 · 69cf687
1 parent 283d28d
commit 69cf687
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/module.c b/lib/module.c
@@ -1852,7 +1852,9 @@ module_print_stats(const struct module *m)
                 const struct expr_exec_info *ei = &e->ei;
                 jump_table_size += sizeof(ei->jumps);
                 jump_table_size += sizeof(ei->njumps);
-                jump_table_size += ei->njumps * sizeof(*ei->jumps);
+                if (ei->jumps != NULL) {
+                        jump_table_size += ei->njumps * sizeof(*ei->jumps);
+                }
 #if defined(TOYWASM_ENABLE_WRITER)
                 code_size += e->end - e->start;
 #endif