vdi: remove double conversion

This should be a problem when running on big-endian machines.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

block/vdi.c

@@ -239,7 +239,6 @@ static void vdi_header_to_le(VdiHeader *header)
     cpu_to_le32s(&header->block_extra);
     cpu_to_le32s(&header->blocks_in_image);
     cpu_to_le32s(&header->blocks_allocated);
-    cpu_to_le32s(&header->blocks_allocated);
     uuid_convert(header->uuid_image);
     uuid_convert(header->uuid_last_snap);
     uuid_convert(header->uuid_link);