Merge tag 'block-pull-request' of https://gitlab.com/stefanha/qemu into staging

Pull request

Kevin's fix for the divide-by-zero in my recent discard commit, triggered when
a host block device does not support discard.

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# gpg: Signature made Wed 30 Apr 2025 11:47:07 EDT
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [ultimate]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [ultimate]
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* tag 'block-pull-request' of https://gitlab.com/stefanha/qemu:
  file-posix: Fix crash on discard_granularity == 0

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