Return value is never checked and is a clean path, so assume success Signed-off-by: Eugenio Pérez <epere...@redhat.com> --- hw/virtio/vhost-vdpa.c | 33 ++++++++++----------------------- 1 file changed, 10 insertions(+), 23 deletions(-)
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 66f054a12c..d6ba4a492a 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -872,41 +872,35 @@ static int vhost_vdpa_svq_set_fds(struct vhost_dev *dev, /** * Unmap a SVQ area in the device */ -static bool vhost_vdpa_svq_unmap_ring(struct vhost_vdpa *v, +static void vhost_vdpa_svq_unmap_ring(struct vhost_vdpa *v, const DMAMap *needle) { const DMAMap *result = vhost_iova_tree_find_iova(v->iova_tree, needle); hwaddr size; - int r; if (unlikely(!result)) { error_report("Unable to find SVQ address to unmap"); - return false; + return; } size = ROUND_UP(result->size, qemu_real_host_page_size()); - r = vhost_vdpa_dma_unmap(v, result->iova, size); - return r == 0; + vhost_vdpa_dma_unmap(v, result->iova, size); } -static bool vhost_vdpa_svq_unmap_rings(struct vhost_dev *dev, +static void vhost_vdpa_svq_unmap_rings(struct vhost_dev *dev, const VhostShadowVirtqueue *svq) { DMAMap needle = {}; struct vhost_vdpa *v = dev->opaque; struct vhost_vring_addr svq_addr; - bool ok; vhost_svq_get_vring_addr(svq, &svq_addr); needle.translated_addr = svq_addr.desc_user_addr; - ok = vhost_vdpa_svq_unmap_ring(v, &needle); - if (unlikely(!ok)) { - return false; - } + vhost_vdpa_svq_unmap_ring(v, &needle); needle.translated_addr = svq_addr.used_user_addr; - return vhost_vdpa_svq_unmap_ring(v, &needle); + vhost_vdpa_svq_unmap_ring(v, &needle); } /** @@ -1066,23 +1060,19 @@ err: return false; } -static bool vhost_vdpa_svqs_stop(struct vhost_dev *dev) +static void vhost_vdpa_svqs_stop(struct vhost_dev *dev) { struct vhost_vdpa *v = dev->opaque; if (!v->shadow_vqs) { - return true; + return; } for (unsigned i = 0; i < v->shadow_vqs->len; ++i) { VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, i); - bool ok = vhost_vdpa_svq_unmap_rings(dev, svq); - if (unlikely(!ok)) { - return false; - } + vhost_vdpa_svq_unmap_rings(dev, svq); } - return true; } static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) @@ -1099,10 +1089,7 @@ static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) } vhost_vdpa_set_vring_ready(dev); } else { - ok = vhost_vdpa_svqs_stop(dev); - if (unlikely(!ok)) { - return -1; - } + vhost_vdpa_svqs_stop(dev); vhost_vdpa_host_notifiers_uninit(dev, dev->nvqs); } -- 2.31.1