usb: storage: remove redundant memset() in usb_probe_stor1()

scsi_host_alloc() will zero our private data, no need to memset it.

Signed-off-by: Yan Hong <clouds.yan@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 12aa726..31b3e1a 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -925,7 +925,6 @@
 	host->max_cmd_len = 16;
 	host->sg_tablesize = usb_stor_sg_tablesize(intf);
 	*pus = us = host_to_us(host);
-	memset(us, 0, sizeof(struct us_data));
 	mutex_init(&(us->dev_mutex));
 	us_set_lock_class(&us->dev_mutex, intf);
 	init_completion(&us->cmnd_ready);