[Qemu-devel] [PATCH] scsi: check req pointer before dereferencing it

[Prasad Joshi]

Signed-off-by: Prasad Joshi <address@hidden>
---
 hw/scsi/vmw_pvscsi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c
index 7d344b9..e35bff7 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.  */
-- 
1.8.1.2