lkml.org 
[lkml]   [2006]   [May]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] make kernel ignore bogus partitions
"Mike Miller (OS Dev)" <mikem@beardog.cca.cpqcorp.net> wrote:
>
> Patch 1/1
> Sometimes partitions claim to be larger than the reported capacity of a
> disk device. This patch makes the kernel ignore those partitions.
>
> Signed-off-by: Mike Miller <mike.miller@hp.com>
> Signed-off-by: Stephen Cameron <steve.cameron@hp.com>
>
> Please consider this for inclusion.
>
>
> fs/partitions/check.c | 5 +++++
> 1 files changed, 5 insertions(+)
>
> --- linux-2.6.14/fs/partitions/check.c~partition_vs_capacity 2006-01-06 09:32:14.000000000 -0600
> +++ linux-2.6.14-root/fs/partitions/check.c 2006-01-06 11:24:50.000000000 -0600
> @@ -382,6 +382,11 @@ int rescan_partitions(struct gendisk *di
> sector_t from = state->parts[p].from;
> if (!size)
> continue;
> + if (from+size-1 > get_capacity(disk)) {
> + printk(" %s: p%d exceeds device capacity, ignoring.\n",
> + disk->disk_name, p);
> + continue;
> + }
> add_partition(disk, p, from, size);
> #ifdef CONFIG_BLK_DEV_MD
> if (state->parts[p].flags)

Shouldn't that be

if (from+size > get_capacity(disk)) {

?

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-05-09 21:45    [W:0.170 / U:0.464 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site