diff options
Diffstat (limited to 'disk/part_iso.c')
| -rw-r--r-- | disk/part_iso.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/disk/part_iso.c b/disk/part_iso.c index 49639af26..cc323b099 100644 --- a/disk/part_iso.c +++ b/disk/part_iso.c @@ -73,6 +73,9 @@ int get_partition_info_iso_verb(block_dev_desc_t * dev_desc, int part_num, disk_ iso_val_entry_t *pve = (iso_val_entry_t *)tmpbuf; iso_init_def_entry_t *pide; + if (dev_desc->blksz != CD_SECTSIZE) + return -1; + /* the first sector (sector 0x10) must be a primary volume desc */ blkaddr=PVD_OFFSET; if (dev_desc->block_read (dev_desc->dev, PVD_OFFSET, 1, (ulong *) tmpbuf) != 1) |