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qemu_migration.c: modernize qemuMigrationSrcBeginPhase()

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Use g_autoptr() and remove the 'cleanup' label.

Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Daniel Henrique Barboza 2020-07-13 06:49:47 -03:00 committed by Michal Privoznik
parent 78db83dc1a
commit ce15bd09d1
1 changed files with 18 additions and 24 deletions
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42
src/qemu/qemu_migration.c
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@ -2054,9 +2054,8 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
const char **migrate_disks,
unsigned long flags)
{
char *rv = NULL;
qemuMigrationCookiePtr mig = NULL;
virDomainDefPtr def = NULL;
g_autoptr(qemuMigrationCookie) mig = NULL;
g_autoptr(virDomainDef) def = NULL;
qemuDomainObjPrivatePtr priv = vm->privateData;
unsigned int cookieFlags = QEMU_MIGRATION_COOKIE_LOCKSTATE;
@ -2075,12 +2074,12 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
qemuMigrationJobSetPhase(driver, vm, QEMU_MIGRATION_PHASE_BEGIN3);
if (!qemuMigrationSrcIsAllowed(driver, vm, true, flags))
goto cleanup;
return NULL;
if (!(flags & (VIR_MIGRATE_UNSAFE | VIR_MIGRATE_OFFLINE)) &&
!qemuMigrationSrcIsSafe(vm->def, priv->qemuCaps,
nmigrate_disks, migrate_disks, flags))
goto cleanup;
return NULL;
if (flags & VIR_MIGRATE_POSTCOPY &&
(!(flags & VIR_MIGRATE_LIVE) ||
@ -2088,13 +2087,13 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("post-copy migration is not supported with non-live "
"or paused migration"));
goto cleanup;
return NULL;
}
if (flags & VIR_MIGRATE_POSTCOPY && flags & VIR_MIGRATE_TUNNELLED) {
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("post-copy is not supported with tunnelled migration"));
goto cleanup;
return NULL;
}
if (flags & (VIR_MIGRATE_NON_SHARED_DISK | VIR_MIGRATE_NON_SHARED_INC)) {
@ -2111,7 +2110,7 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
virReportError(VIR_ERR_INVALID_ARG,
_("disk target %s not found"),
migrate_disks[i]);
goto cleanup;
return NULL;
}
}
@ -2119,7 +2118,7 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
_("Selecting disks to migrate is not "
"implemented for tunnelled migration"));
goto cleanup;
return NULL;
}
}
@ -2152,13 +2151,13 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
if (!(mig = qemuMigrationEatCookie(driver, vm->def,
priv->origname, priv, NULL, 0, 0)))
goto cleanup;
return NULL;
if (qemuMigrationBakeCookie(mig, driver, vm,
QEMU_MIGRATION_SOURCE,
cookieout, cookieoutlen,
cookieFlags) < 0)
goto cleanup;
return NULL;
if (flags & VIR_MIGRATE_OFFLINE) {
if (flags & (VIR_MIGRATE_NON_SHARED_DISK |
@ -2166,19 +2165,19 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("offline migration cannot handle "
"non-shared storage"));
goto cleanup;
return NULL;
}
if (!(flags & VIR_MIGRATE_PERSIST_DEST)) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("offline migration must be specified with "
"the persistent flag set"));
goto cleanup;
return NULL;
}
if (flags & VIR_MIGRATE_TUNNELLED) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("tunnelled offline migration does not "
"make sense"));
goto cleanup;
return NULL;
}
}
@ -2186,21 +2185,16 @@ qemuMigrationSrcBeginPhase(virQEMUDriverPtr driver,
if (!(def = virDomainDefParseString(xmlin, driver->xmlopt, priv->qemuCaps,
VIR_DOMAIN_DEF_PARSE_INACTIVE |
VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)))
goto cleanup;
return NULL;
if (!qemuDomainCheckABIStability(driver, vm, def))
goto cleanup;
return NULL;
rv = qemuDomainDefFormatLive(driver, priv->qemuCaps, def, NULL, false, true);
return qemuDomainDefFormatLive(driver, priv->qemuCaps, def, NULL, false, true);
} else {
rv = qemuDomainDefFormatLive(driver, priv->qemuCaps, vm->def, priv->origCPU,
false, true);
return qemuDomainDefFormatLive(driver, priv->qemuCaps, vm->def, priv->origCPU,
false, true);
}
cleanup:
qemuMigrationCookieFree(mig);
virDomainDefFree(def);
return rv;
}
char *