vhost vdpa: fix vhost_vdpa_open error handling

We must free the vqs array in the open failure path, because
vhost_vdpa_release will not be called.

Signed-off-by: Mike Christie <michael.christie@oracle.com>
Link: https://lore.kernel.org/r/1600712588-9514-2-git-send-email-michael.christie@oracle.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 796fe979f997f0ad65cf43567118e05798a8bcc5..9a48439c52e2b2b51f0cb35ff7e545da42052a1c 100644 (file)
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -810,6 +810,7 @@ static int vhost_vdpa_open(struct inode *inode, struct file *filep)
 
 err_init_iotlb:
        vhost_dev_cleanup(&v->vdev);
+       kfree(vqs);
 err:
        atomic_dec(&v->opened);
        return r;