pegasus: fixes reported packet length
authorPetko Manolov <petkan@mip-labs.com>
Wed, 27 Apr 2016 11:24:50 +0000 (14:24 +0300)
committerDavid S. Miller <davem@davemloft.net>
Thu, 28 Apr 2016 21:05:25 +0000 (17:05 -0400)
The default Pegasus setup was to append the status and CRC at the end of each
received packet.  The status bits are used to update various stats, but CRC has
been ignored.  The new default is to not append CRC at the end of RX packets.

Signed-off-by: Petko Manolov <petkan@mip-labs.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/usb/pegasus.c

index f919e20360c1a6fa9e98e361cd81f63bc43aedc7..82129eef77748f25ffe05f4754f4f6df81e3e8cd 100644 (file)
@@ -411,7 +411,7 @@ static int enable_net_traffic(struct net_device *dev, struct usb_device *usb)
        int ret;
 
        read_mii_word(pegasus, pegasus->phy, MII_LPA, &linkpart);
-       data[0] = 0xc9;
+       data[0] = 0xc8; /* TX & RX enable, append status, no CRC */
        data[1] = 0;
        if (linkpart & (ADVERTISE_100FULL | ADVERTISE_10FULL))
                data[1] |= 0x20;        /* set full duplex */
@@ -497,7 +497,7 @@ static void read_bulk_callback(struct urb *urb)
                pkt_len = buf[count - 3] << 8;
                pkt_len += buf[count - 4];
                pkt_len &= 0xfff;
-               pkt_len -= 8;
+               pkt_len -= 4;
        }
 
        /*
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