On Tue, Jun 23, 2020 at 10:23:26AM -0700, Kristen Carlson Accardi wrote:
> +static int kallsyms_open(struct inode *inode, struct file *file)
> +{
> + int ret;
> + struct list_head *list;
> +
> + list = __seq_open_private(file, &kallsyms_sorted_op, sizeof(*list));
> + if (!list)
> + return -ENOMEM;
> +
> + INIT_LIST_HEAD(list);
> +
> + ret = kallsyms_on_each_symbol(get_all_symbol_name, list);
> + if (ret != 0)
> + return ret;
> +
> + list_sort(NULL, list, kallsyms_list_cmp);
> +
> + return 0;
> +}
Oh, wait, one thing! I think this feedback to v2 got missed:
https://lore.kernel.org/lkml/202005211441.F63205B7@keescook/
This bug still exists, and has the same solution.
--
Kees Cook
