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From 3860c41885fc2365dd10559dbc6c721265673a36 Mon Sep 17 00:00:00 2001
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Message-Id: <3860c41885fc2365dd10559dbc6c721265673a36@dist-git>
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From: Michal Privoznik <mprivozn@redhat.com>
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Date: Wed, 14 Mar 2018 08:18:44 +0100
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Subject: [PATCH] conf: Check for user aliases duplicates only
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RHEL-7.6: https://bugzilla.redhat.com/show_bug.cgi?id=1553162
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RHEL-7.5.z: https://bugzilla.redhat.com/show_bug.cgi?id=1554962
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When validating a device XML config we check if user provided
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alias is unique. We do this by maintaining a hash table of device
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aliases as we iterated over all devices defined for the domain.
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However, it may happen that what appears as two devices in domain
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XML is in fact just one interface in hypervisor.  We can assume
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libvirt generated aliases to be unique and thus really check user
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provided ones only.
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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
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(cherry picked from commit e43263601fe27feb8d005668528f35f75428b8c6)
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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
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---
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 src/conf/domain_conf.c | 2 +-
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 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
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index c746ab19cd..a0c0702a6c 100644
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--- a/src/conf/domain_conf.c
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+++ b/src/conf/domain_conf.c
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@@ -5560,7 +5560,7 @@ virDomainDeviceDefValidateAliasesIterator(virDomainDefPtr def,
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     struct virDomainDefValidateAliasesData *data = opaque;
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     const char *alias = info->alias;
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-    if (!alias)
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+    if (!alias || !virDomainDeviceAliasIsUserAlias(alias))
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         return 0;
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     /* Some crazy backcompat for consoles. */
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-- 
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2.16.2
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