From ef3fa8c6a2e7c53dbaf2eb33a09ad05177425f12 Mon Sep 17 00:00:00 2001 From: Ilgu Hong Date: Fri, 30 Jan 2009 17:00:09 -0600 Subject: [PATCH] [SCSI] scsi dh alua: fix group id masking The buf[i] is a byte but we are only asking 4 bits off the group_id. This patch has us take off a byte. Signed-off-by: Ilgu Hong Signed-off-by: Mike Christie Signed-off-by: James Bottomley --- drivers/scsi/device_handler/scsi_dh_alua.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index e356b43753ff..5096b0bf00e2 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -247,8 +247,8 @@ static unsigned submit_stpg(struct scsi_device *sdev, struct alua_dh_data *h) /* Prepare the data buffer */ memset(h->buff, 0, stpg_len); h->buff[4] = TPGS_STATE_OPTIMIZED & 0x0f; - h->buff[6] = (h->group_id >> 8) & 0x0f; - h->buff[7] = h->group_id & 0x0f; + h->buff[6] = (h->group_id >> 8) & 0xff; + h->buff[7] = h->group_id & 0xff; rq = get_alua_req(sdev, h->buff, stpg_len, WRITE); if (!rq)