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qemu: Fix double free when live-attaching shmem

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Function qemuDomainAttachShmemDevice() steals the device data if the
hotplug was successful, but the condition checked for unsuccessful
execution otherwise.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Martin Kletzander 2016-11-09 17:40:17 +01:00
parent e66603539b
commit cca34e38fd
1 changed files with 1 additions and 1 deletions
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2
src/qemu/qemu_driver.c
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@ -7615,7 +7615,7 @@ qemuDomainAttachDeviceLive(virDomainObjPtr vm,
case VIR_DOMAIN_DEVICE_SHMEM:
ret = qemuDomainAttachShmemDevice(driver, vm,
dev->data.shmem);
if (ret < 0) {
if (!ret) {
alias = dev->data.shmem->info.alias;
dev->data.shmem = NULL;
}