From: Don Slutz <dslutz@verizon.com>
Date: Wed, 11 Feb 2015 16:20:30 +0000 (+0100)
Subject: x86/HVM: IOREQ_TYPE_PCI_CONFIG shouldn't reach hvm_complete_assist_req()
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~3769
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22Dat/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22Dat?a=commitdiff_plain;h=e57ce42b225e0f9b8794ce2ee8ade15baf5992c2;p=xen.git

x86/HVM: IOREQ_TYPE_PCI_CONFIG shouldn't reach hvm_complete_assist_req()

Suggested-by: Paul Durrant <paul.durrant@citrix.com>
Signed-off-by: Don Slutz <dslutz@verizon.com>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
---

diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
index 3051e2af26..a917fe83b5 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -2659,6 +2659,9 @@ static bool_t hvm_complete_assist_req(ioreq_t *p)
 {
     switch ( p->type )
     {
+    case IOREQ_TYPE_PCI_CONFIG:
+        ASSERT_UNREACHABLE();
+        break;
     case IOREQ_TYPE_COPY:
     case IOREQ_TYPE_PIO:
         if ( p->dir == IOREQ_READ )