Re: [PATCH] qemu_hotplug: fix crash in hot(un)plugging chardev devices

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On Tue, Oct 18, 2016 at 13:20:01 +0200, Pavel Hrdina wrote:
> We need to make sure that the chardev is serial and TCP.

Note that it corrupts pointers in a different part of the union.

> 
> Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
> ---
>  src/qemu/qemu_hotplug.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
> index 14af4e1..1003d50 100644
> --- a/src/qemu/qemu_hotplug.c
> +++ b/src/qemu/qemu_hotplug.c
> @@ -1729,7 +1729,9 @@ int qemuDomainAttachChrDevice(virQEMUDriverPtr driver,
>      if (qemuDomainChrPreInsert(vmdef, chr) < 0)
>          goto cleanup;
>  
> -    if (cfg->chardevTLS) {
> +    if (chr->deviceType == VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL &&

This is relevant for all chardevs that have TCP transport not just the
serial ones, thus only the actual backend dev should matter.

ACK with that

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