scsi-disk: drop unused SCSIDiskState->bh field

Commit 71544d30a6f8 ("scsi: push request restart to SCSIDevice") removed
the only user of SCSIDiskState->bh.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20250311132616.1049687-2-stefanha@redhat.com>
Tested-by: Peter Krempa <pkrempa@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
1 file changed