File 57238c1e-x86-fix-domain-cleanup.patch of Package xen.10696

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File 57238c1e-x86-fix-domain-cleanup.patch of Package xen.10696

References: bsc#976058

# Commit a29e895b2bde17ab239da3bff76ec00c8d9b2e77
# Date 2016-04-29 18:30:22 +0200
# Author Jan Beulich <jbeulich@suse.com>
# Committer Jan Beulich <jbeulich@suse.com>
x86: fix domain cleanup

Free d->arch.cpuids on both the creation error path and during
destruction.

Avoid unintentionally bypassing iommu_domain_destroy().

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>

--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -616,10 +616,7 @@ int arch_domain_create(struct domain *d,
     if ( has_hvm_container_domain(d) )
     {
         if ( (rc = hvm_domain_initialise(d)) != 0 )
-        {
-            iommu_domain_destroy(d);
             goto fail;
-        }
     }
     else
         /* 64-bit PV guest by default. */
@@ -642,8 +639,10 @@ int arch_domain_create(struct domain *d,
 
  fail:
     d->is_dying = DOMDYING_dead;
+    iommu_domain_destroy(d);
     cleanup_domain_irq_mapping(d);
     free_xenheap_page(d->shared_info);
+    xfree(d->arch.cpuids);
     if ( paging_initialised )
         paging_final_teardown(d);
     free_perdomain_mappings(d);
@@ -658,6 +657,7 @@ void arch_domain_destroy(struct domain *
         hvm_domain_destroy(d);
 
     xfree(d->arch.e820);
+    xfree(d->arch.cpuids);
 
     free_domain_pirqs(d);
     if ( !is_idle_domain(d) )

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File 57238c1e-x86-fix-domain-cleanup.patch of Package xen.10696

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