diff --git a/samples/v4l/v4l2-pci-skeleton.c b/samples/v4l/v4l2-pci-skeleton.c
index a61f94db18d9f4434cc027fdae871d0e55326669..a65aa9d1e9dad98423b00ab2e70561ca0c8b3a98 100644
--- a/samples/v4l/v4l2-pci-skeleton.c
+++ b/samples/v4l/v4l2-pci-skeleton.c
@@ -155,6 +155,7 @@ static int queue_setup(struct vb2_queue *vq,
 		       unsigned int sizes[], struct device *alloc_devs[])
 {
 	struct skeleton *skel = vb2_get_drv_priv(vq);
+	unsigned int q_num_bufs = vb2_get_num_buffers(vq);
 
 	skel->field = skel->format.field;
 	if (skel->field == V4L2_FIELD_ALTERNATE) {
@@ -167,8 +168,8 @@ static int queue_setup(struct vb2_queue *vq,
 		skel->field = V4L2_FIELD_TOP;
 	}
 
-	if (vq->num_buffers + *nbuffers < 3)
-		*nbuffers = 3 - vq->num_buffers;
+	if (q_num_bufs + *nbuffers < 3)
+		*nbuffers = 3 - q_num_bufs;
 
 	if (*nplanes)
 		return sizes[0] < skel->format.sizeimage ? -EINVAL : 0;