[SCSI] initialize shost_data to zero

It's better to initialize host->shost_data to zero like
target->starget_data and device->sdev_data.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index bd8e7f3..96bc312 100644 (file)
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -220,7 +220,7 @@ int scsi_add_host(struct Scsi_Host *shost, struct device *dev)
        get_device(&shost->shost_gendev);
 
        if (shost->transportt->host_size &&
-           (shost->shost_data = kmalloc(shost->transportt->host_size,
+           (shost->shost_data = kzalloc(shost->transportt->host_size,
                                         GFP_KERNEL)) == NULL)
                goto out_del_classdev;