fix use after free (#72)

mattnite · Apr 5, 2021 · e459954 · e459954
1 parent d92f2a5
commit e459954
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/commands.zig b/src/commands.zig
@@ -462,7 +462,10 @@ pub fn add(
 
                 var ret: []const u8 = default_root;
                 if (subproject.packages.count() == 1)
-                    ret = subproject.packages.iterator().next().?.value.root orelse default_root;
+                    ret = if (subproject.packages.iterator().next().?.value.root) |r|
+                        try arena.allocator.dupe(u8, r)
+                    else
+                        default_root;
 
                 // TODO try other matching methods