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* grub-core/disk/ieee1275/nand.c (grub_nand_open): Check block size

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validity.
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Vladimir Serbinenko committed 2015-01-21 17:42:11 +01:00
1 parent 935863518f
commit f1959b1695
2 files changed
+10
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grub-core/disk/ieee1275/nand.c
+5
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@@ -113,6 +113,11 @@ grub_nand_open (const char *name, grub_disk_t disk)
}
data->block_size = (args.size1 >> GRUB_DISK_SECTOR_BITS);
if (!data->block_size)
{
grub_error (GRUB_ERR_UNKNOWN_DEVICE, "invalid block size");
goto fail;
}
INIT_IEEE1275_COMMON (&args.common, "call-method", 2, 3);
args.method = (grub_ieee1275_cell_t) "size";