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[PATCH 5/5] x86/p2m: use available local variable in guest_physmap_add_entry()



The domain is being passed in - no need to obtain it from p2m->domain.
Also drop a pointless cast while touching this code anyway.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/mm/p2m.c
+++ b/xen/arch/x86/mm/p2m.c
@@ -905,7 +905,7 @@ guest_physmap_add_entry(struct domain *d
         if ( p2m_is_shared(ot) )
         {
             /* Do an unshare to cleanly take care of all corner cases. */
-            rc = mem_sharing_unshare_page(p2m->domain, gfn_x(gfn_add(gfn, i)));
+            rc = mem_sharing_unshare_page(d, gfn_x(gfn_add(gfn, i)));
             if ( rc )
             {
                 p2m_unlock(p2m);
@@ -922,8 +922,7 @@ guest_physmap_add_entry(struct domain *d
                  * Foreign domains are okay to place an event as they
                  * won't go to sleep.
                  */
-                (void)mem_sharing_notify_enomem(p2m->domain,
-                                                gfn_x(gfn_add(gfn, i)), false);
+                mem_sharing_notify_enomem(d, gfn_x(gfn_add(gfn, i)), false);
                 return rc;
             }
             omfn = p2m->get_entry(p2m, gfn_add(gfn, i),




 


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