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virtio-scsi-dataplane: fix memory leak for VirtIOSCSIVring 

VirtIOSCSIVring which allocated in virtio_scsi_vring_init
should be free when dataplane has been stopped or failed to start.

Signed-off-by: Ting Wang <kathy.wangting@huawei.com>
Message-Id: <1427355752-25844-1-git-send-email-kathy.wangting@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Ting Wang 2015-03-26 15:42:32 +08:00 committed by Paolo Bonzini
parent fe75270cb6
commit 4020db0475
1 changed files with 6 additions and 0 deletions
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6
hw/scsi/virtio-scsi-dataplane.c
View File

@ -182,13 +182,19 @@ static void virtio_scsi_vring_teardown(VirtIOSCSI *s)
if (s->ctrl_vring) {
vring_teardown(&s->ctrl_vring->vring, vdev, 0);
g_slice_free(VirtIOSCSIVring, s->ctrl_vring);
s->ctrl_vring = NULL;
}
if (s->event_vring) {
vring_teardown(&s->event_vring->vring, vdev, 1);
g_slice_free(VirtIOSCSIVring, s->event_vring);
s->event_vring = NULL;
}
if (s->cmd_vrings) {
for (i = 0; i < vs->conf.num_queues && s->cmd_vrings[i]; i++) {
vring_teardown(&s->cmd_vrings[i]->vring, vdev, 2 + i);
g_slice_free(VirtIOSCSIVring, s->cmd_vrings[i]);
s->cmd_vrings[i] = NULL;
}
free(s->cmd_vrings);
s->cmd_vrings = NULL;