Go ahead.
Le 18 nov. 2015 7:52 PM, "Andrei Borzenkov" <[email protected]> a écrit :
> This makes it impossible to read from stdin without controlling tty:
>
> 10:/mnt # echo -e passwd\\npasswd | setsid ./grub-mkpasswd-pbkdf2
> Enter password:
> Reenter password: ./grub-mkpasswd-pbkdf2: error: failure to read password.
> 10:/mnt
>
> ---
>
> Is there anything I missed and we *want* to close stdin under some
> conditions?
>
> grub-core/osdep/unix/password.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/grub-core/osdep/unix/password.c
> b/grub-core/osdep/unix/password.c
> index 4b9507b..9996b24 100644
> --- a/grub-core/osdep/unix/password.c
> +++ b/grub-core/osdep/unix/password.c
> @@ -54,7 +54,8 @@ grub_password_get (char buf[], unsigned buf_size)
> grub_memset (buf, 0, buf_size);
> if (!fgets (buf, buf_size, stdin))
> {
> - fclose (in);
> + if (in != stdin)
> + fclose (in);
> return 0;
> }
> ptr = buf + strlen (buf) - 1;
> @@ -67,7 +68,8 @@ grub_password_get (char buf[], unsigned buf_size)
> grub_xputs ("\n");
> grub_refresh ();
>
> - fclose (in);
> + if (in != stdin)
> + fclose (in);
>
> return 1;
> }
> --
> tg: (50d6f38..) bnc/954519 (depends on: master)
>
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