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Fix crash on usb-serial hotplug

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For domains with no USB address cache, we should not attempt
to generate a USB address.

https://bugzilla.redhat.com/show_bug.cgi?id=1387665
(cherry picked from commit 00c5386c8622514553c41041312acf0ea86278d7)
This commit is contained in:
Ján Tomko 2016-10-21 14:23:54 +02:00 committed by Cole Robinson
parent 91f826810d
commit 5d34d09321
1 changed files with 2 additions and 1 deletions
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3
src/qemu/qemu_hotplug.c
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@ -1608,7 +1608,8 @@ qemuDomainAttachChrDeviceAssignAddr(virDomainDefPtr def,
goto cleanup;
ret = 1;
} else if (chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL &&
} else if (priv->usbaddrs &&
chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL &&
chr->targetType == VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_USB) {
if (virDomainUSBAddressEnsure(priv->usbaddrs, &chr->info) < 0)
goto cleanup;