From b0f49d138777fb6609aa2ea96d2c59fb872d2c2d Mon Sep 17 00:00:00 2001
From: Prasad Joshi <prasadjoshi.linux@gmail.com>
Date: Wed, 19 Mar 2014 07:10:32 +0530
Subject: scsi: check req pointer before dereferencing it

Signed-off-by: Prasad Joshi <prasadjoshi.linux@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/scsi/vmw_pvscsi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'hw/scsi')

diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c
index 7d344b944e..e35bff76a9 100644
--- a/hw/scsi/vmw_pvscsi.c
+++ b/hw/scsi/vmw_pvscsi.c
@@ -479,12 +479,13 @@ static void
 pvscsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid)
 {
     PVSCSIRequest *pvscsi_req = req->hba_private;
-    PVSCSIState *s = pvscsi_req->dev;
+    PVSCSIState *s;
 
     if (!pvscsi_req) {
         trace_pvscsi_command_complete_not_found(req->tag);
         return;
     }
+    s = pvscsi_req->dev;
 
     if (resid) {
         /* Short transfer.  */
-- 
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