WAN: bit and/or confusion

Fix the tests that check whether Frame* bits are not set

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index e81946d98543..cc00e0f89ecb 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -663,12 +663,12 @@ static inline void dscc4_rx_skb(struct dscc4_dev_priv *dpriv,
         } else {
                 if (skb->data[pkt_len] & FrameRdo)
                         dev->stats.rx_fifo_errors++;
-                else if (!(skb->data[pkt_len] | ~FrameCrc))
+                else if (!(skb->data[pkt_len] & FrameCrc))
                         dev->stats.rx_crc_errors++;
-                else if (!(skb->data[pkt_len] | ~(FrameVfr | FrameRab)))
+                else if ((skb->data[pkt_len] & (FrameVfr | FrameRab)) !=
+                                FrameVfr | FrameRab)
                         dev->stats.rx_length_errors++;
-                else
-                        dev->stats.rx_errors++;
+                dev->stats.rx_errors++;
                 dev_kfree_skb_irq(skb);
         }
 refill: