Re: [patch] GRUB possible patches

[Vladimir 'φ-coder/phcoder' Serbinenko]

George Buranov wrote:
> Hello eveybody.
>
> I am currently start investigation (and fixing the things that don't
> work for me =))
>
> So, I got two for today, one is fix, and one is morelike a question, I
> am more than sure it's my mistake.
>
> What's the correct way of applying patches to grub2? Am I correct that
> all I need is to post the patch to this mailing list and than some
> guys are applying them?:)
>
> 1) IMHO that's clearly a bug.
It is. Can you write a ChangeLog entry?
> Actually, I am not sure how did it work before =)
It's a rarely used branch of code.
>
> === modified file 'disk/efi/efidisk.c'
> --- disk/efi/efidisk.c  2010-01-20 08:12:47 +0000
> +++ disk/efi/efidisk.c  2010-02-11 10:58:49 +0000
> @@ -825,7 +825,7 @@
>           if (! disk)
>             return 1;
>
> -         if (disk->id == GRUB_DISK_DEVICE_EFIDISK_ID)
> +         if (disk->dev && disk->dev->id == GRUB_DISK_DEVICE_EFIDISK_ID)
>             {
>               struct grub_efidisk_data *d;
>

> 2) That's more interesting. I nocticed that when I try to browse CD
> (ISO 9660 format) all files are ended with ";1". This basically
> crashed loading everything (including grub.cfg file). I fixed this by
> this stupid hack, but maybe somebody knows where is the clue?
>
;1 is so called version. Basically all terminating  ;<number> have to be
stripped but only if filename doesn't come from rockridge or joliet.
Apparently nobody uses grub2 on non-rockridge, non-joliet iso. While
this bug should be fixed using grub from plain iso isn't supported due
to filename length limitation.
> http://picasaweb.google.com/lh/photo/psaYCXsX_M77pdG4_qeFGw?feat=directlink
>
> === modified file 'fs/iso9660.c'
> --- fs/iso9660.c        2010-01-27 03:11:20 +0000
> +++ fs/iso9660.c        2010-02-11 11:11:36 +0000
> @@ -638,6 +638,9 @@
>              if (filename_alloc)
>                grub_free (oldname);
>
> +            int hookedFile = grub_strlen (filename);
> +            filename[hookedFile - 2] = '\0';
> +
>              filename_alloc = 1;
>            }
>
>
> Regards,
> Georgy
> ------------------------------------------------------------------------
>
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>   


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko

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