From d49909b6f9a945cc89abae80e4816e2b9c8b90e4 Mon Sep 17 00:00:00 2001
From: Tejun Heo <htejun@gmail.com>
Date: Thu, 16 Nov 2006 01:19:31 -0800
Subject: [PATCH] --- yaml --- r: 40952 b: refs/heads/master c:
 097b8457dafe7efc22201b4062e2d1e82e494067 h: refs/heads/master v: v3

---
 [refs]                        | 2 +-
 trunk/block/scsi_ioctl.c      | 3 +--
 trunk/drivers/scsi/scsi_lib.c | 1 +
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/[refs] b/[refs]
index f1ff304d0f16..86a9bf91cec8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ae56fb16337c882c52806508f93ead4034004c7a
+refs/heads/master: 097b8457dafe7efc22201b4062e2d1e82e494067
diff --git a/trunk/block/scsi_ioctl.c b/trunk/block/scsi_ioctl.c
index a19338e6215d..e55a75621437 100644
--- a/trunk/block/scsi_ioctl.c
+++ b/trunk/block/scsi_ioctl.c
@@ -286,9 +286,8 @@ static int sg_io(struct file *file, request_queue_t *q,
 	 * fill in request structure
 	 */
 	rq->cmd_len = hdr->cmd_len;
+	memset(rq->cmd, 0, BLK_MAX_CDB); /* ATAPI hates garbage after CDB */
 	memcpy(rq->cmd, cmd, hdr->cmd_len);
-	if (sizeof(rq->cmd) != hdr->cmd_len)
-		memset(rq->cmd + hdr->cmd_len, 0, sizeof(rq->cmd) - hdr->cmd_len);
 
 	memset(sense, 0, sizeof(sense));
 	rq->sense = sense;
diff --git a/trunk/drivers/scsi/scsi_lib.c b/trunk/drivers/scsi/scsi_lib.c
index d2c02df12fdc..3ac4890ce086 100644
--- a/trunk/drivers/scsi/scsi_lib.c
+++ b/trunk/drivers/scsi/scsi_lib.c
@@ -410,6 +410,7 @@ int scsi_execute_async(struct scsi_device *sdev, const unsigned char *cmd,
 		goto free_req;
 
 	req->cmd_len = cmd_len;
+	memset(req->cmd, 0, BLK_MAX_CDB); /* ATAPI hates garbage after CDB */
 	memcpy(req->cmd, cmd, req->cmd_len);
 	req->sense = sioc->sense;
 	req->sense_len = 0;