[SCSI] sd, sr: do not emit change event at device add

Initialize the "state changed" flag, so we do not send a change event
immediately after registering a new device.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2 files changed