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[Qemu-devel] [PATCH 2/2] vhost-user-scsi: Call virtio_scsi_common_unreal
From: |
elohimes |
Subject: |
[Qemu-devel] [PATCH 2/2] vhost-user-scsi: Call virtio_scsi_common_unrealize() when device realize failed |
Date: |
Mon, 15 Jul 2019 18:23:26 +0800 |
From: Xie Yongji <address@hidden>
This avoids memory leak when device hotplug is failed.
Signed-off-by: Xie Yongji <address@hidden>
---
hw/scsi/vhost-user-scsi.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/hw/scsi/vhost-user-scsi.c b/hw/scsi/vhost-user-scsi.c
index a9fd8ea305..a79653df46 100644
--- a/hw/scsi/vhost-user-scsi.c
+++ b/hw/scsi/vhost-user-scsi.c
@@ -87,7 +87,7 @@ static void vhost_user_scsi_realize(DeviceState *dev, Error
**errp)
}
if (!vhost_user_init(&s->vhost_user, &vs->conf.chardev, errp)) {
- return;
+ goto free_virtio;
}
vsc->dev.nvqs = 2 + vs->conf.num_queues;
@@ -101,15 +101,21 @@ static void vhost_user_scsi_realize(DeviceState *dev,
Error **errp)
if (ret < 0) {
error_setg(errp, "vhost-user-scsi: vhost initialization failed: %s",
strerror(-ret));
- vhost_user_cleanup(&s->vhost_user);
- g_free(vqs);
- return;
+ goto free_vhost;
}
/* Channel and lun both are 0 for bootable vhost-user-scsi disk */
vsc->channel = 0;
vsc->lun = 0;
vsc->target = vs->conf.boot_tpgt;
+
+ return;
+
+free_vhost:
+ vhost_user_cleanup(&s->vhost_user);
+ g_free(vqs);
+free_virtio:
+ virtio_scsi_common_unrealize(dev, errp);
}
static void vhost_user_scsi_unrealize(DeviceState *dev, Error **errp)
--
2.17.1