--- fs/partitions/efi.c

+++ fs/partitions/efi.c

@@ -349,6 +349,12 @@ is_gpt_valid(struct block_device *bdev,

goto fail;

}

+ /* Check that sizeof_partition_entry has the correct value */

+ if (le32_to_cpu((*gpt)->sizeof_partition_entry) != sizeof(gpt_entry)) {

+ pr_debug("GUID Partitition Entry Size check failed.\n");

+ goto fail;

+ }

+

if (!(*ptes = alloc_read_gpt_entries(bdev, *gpt)))

goto fail;