From 6ce73b07db7aa05d4a30716d6a99c832b6d9db4a Mon Sep 17 00:00:00 2001
From: Robert Walsh <robert.walsh@qlogic.com>
Date: Thu, 15 Mar 2007 14:45:16 -0700
Subject: [PATCH] IB/ipath: Check that a UD work request's address handle is
 valid

Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---
 drivers/infiniband/hw/ipath/ipath_ud.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index 57625b8c1b..a518f7c8fa 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -308,6 +308,11 @@ int ipath_post_ud_send(struct ipath_qp *qp, struct ib_send_wr *wr)
 		goto bail;
 	}
 
+	if (wr->wr.ud.ah->pd != qp->ibqp.pd) {
+		ret = -EPERM;
+		goto bail;
+	}
+
 	/* IB spec says that num_sge == 0 is OK. */
 	if (wr->num_sge > qp->s_max_sge) {
 		ret = -EINVAL;
-- 
2.39.5