diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index aea4179dd2d4..f109eeac358d 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -477,7 +477,7 @@ static bool device_init_rings(struct vnt_private *priv)
 					     CB_MAX_BUF_SIZE,
 					     &priv->tx_bufs_dma0,
 					     GFP_ATOMIC);
-	if (priv->tx0_bufs == NULL) {
+	if (!priv->tx0_bufs) {
 		dev_err(&priv->pcid->dev, "allocate buf dma memory failed\n");
 
 		dma_free_coherent(&priv->pcid->dev,