From: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Date: Thu, 2 Feb 2012 15:18:50 +0000 (+0000)
Subject: xsm: Use mapped IRQ not PIRQ in unmap_domain_pirq
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=dfc926ceb79d33d2742fca7e8d872348d940dea3;p=xen.git

xsm: Use mapped IRQ not PIRQ in unmap_domain_pirq

XSM permissions are defined in terms of IRQs, not PIRQs; use the
correct number when checking permission in unmap_domain_pirq.

Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Committed-by: Keir Fraser <keir@xen.org>
---

diff --git a/xen/arch/x86/physdev.c b/xen/arch/x86/physdev.c
index a3ceb7d84f..05fff9e8c8 100644
--- a/xen/arch/x86/physdev.c
+++ b/xen/arch/x86/physdev.c
@@ -239,7 +239,7 @@ int physdev_unmap_pirq(domid_t domid, int pirq)
     if ( !IS_PRIV_FOR(current->domain, d) )
         goto free_domain;
 
-    ret = xsm_irq_permission(d, pirq, 0);
+    ret = xsm_irq_permission(d, domain_pirq_to_irq(d, pirq), 0);
     if ( ret )
         goto free_domain;