From: roel kluin <roel.kluin@gmail.com>
Date: Thu, 20 Aug 2009 04:04:40 +0000 (+0000)
Subject: WAN: bit and/or confusion
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5de3fcab91b0e1809eec030355d15801daf25083;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

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>
---

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: