From: Mike Christie <michaelc@cs.wisc.edu>
Date: Wed, 30 Nov 2005 05:12:46 +0000 (-0600)
Subject: [SCSI] iscsi: opcode check fix
X-Git-Tag: v2.6.16-rc1~474^2~22^2~8^2~51
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0d2f16559a9015c4daa8babfc443bf2b8740fbd9;p=linux-2.6

[SCSI] iscsi: opcode check fix

Must check only valid opcode bits.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Alex Aizman <itn780@yahoo.com>
Signed-off-by: Dmitry Yusupov <dmitry_yus@yahoo.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---

diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 4fea3e4eda..0769e94821 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -584,7 +584,7 @@ iscsi_hdr_recv(struct iscsi_conn *conn)
 	}
 
 	/* save opcode for later */
-	conn->in.opcode = hdr->opcode;
+	conn->in.opcode = hdr->opcode & ISCSI_OPCODE_MASK;
 
 	/* verify itt (itt encoding: age+cid+itt) */
 	if (hdr->itt != cpu_to_be32(ISCSI_RESERVED_TAG)) {