tree 27c4b94a31686151d51f5fa75660a1f63ea478c0
parent 415b5b013ce74126e71459b922a92377918ae2ef
author Paolo Bonzini <pbonzini@redhat.com> 1378314032 +0200
committer Stefan Hajnoczi <stefanha@redhat.com> 1378473909 +0200

block: return BDRV_BLOCK_ZERO past end of backing file

If the sectors are unallocated and we are past the end of the
backing file, they will read as zero.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>