vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_rw): Add

Browse source 
safety to avoid triggerring VirtualBox bug.
This commit is contained in:
Vladimir Serbinenko 2014-08-10 11:27:13 +02:00
parent 79c80b06b8
commit 0af3ae2d8b
2 changed files with 13 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

8
grub-core/disk/i386/pc/biosdisk.c
View file

@ -455,6 +455,14 @@ grub_biosdisk_rw (int cmd, grub_disk_t disk,
{
struct grub_biosdisk_data *data = disk->data;
/* VirtualBox fails with sectors above 2T on CDs.
Since even BD-ROMS are never that big anyway, return error. */
if ((data->flags & GRUB_BIOSDISK_FLAG_CDROM)
&& (sector >> 32))
return grub_error (GRUB_ERR_OUT_OF_RANGE,
N_("attempt to read or write outside of disk `%s'"),
disk->name);
if (data->flags & GRUB_BIOSDISK_FLAG_LBA)
{
struct grub_biosdisk_dap *dap;