diff options
Diffstat (limited to 'drivers/staging/vt6655/device_main.c')
| -rw-r--r-- | drivers/staging/vt6655/device_main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index ad0fb84e5096..8a1ed62e2f57 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -742,6 +742,11 @@ static bool device_alloc_rx_buf(struct vnt_private *priv, dma_map_single(&priv->pcid->dev, skb_put(rd_info->skb, skb_tailroom(rd_info->skb)), priv->rx_buf_sz, DMA_FROM_DEVICE); + if (dma_mapping_error(&priv->pcid->dev, rd_info->skb_dma)) { + dev_kfree_skb(rd_info->skb); + rd_info->skb = NULL; + return false; + } *((unsigned int *)&rd->rd0) = 0; /* FIX cast */ |