netdev - [PATCH] WAN: bit and/or confusion

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Message-ID: <4A855DE2.2000907@gmail.com>
Date:	Fri, 14 Aug 2009 14:51:46 +0200
From:	Roel Kluin <roel.kluin@...il.com>
To:	Francois Romieu <romieu@...zoreil.com>, netdev@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: [PATCH] WAN: bit and/or confusion

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

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
// vi drivers/net/wan/dscc4.c +307
#define FrameVfr	0x80
#define FrameRdo        0x40
#define FrameCrc	0x20
#define FrameRab	0x10

diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 8face5d..dd3c64a 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -663,9 +663,9 @@ 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)))
 			dev->stats.rx_length_errors++;
 		else
 			dev->stats.rx_errors++;
--
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