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r8152: replace get_protocol with vlan_get_protocol

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vlan_get_protocol() has been defined and use it to replace
get_protocol().

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
hayeswang 2015-02-06 11:30:50 +08:00 committed by David S. Miller
parent ccc39faf58
commit 6e74d1749a
1 changed files with 2 additions and 14 deletions
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16
drivers/net/usb/r8152.c
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@ -1330,18 +1330,6 @@ static struct tx_agg *r8152_get_tx_agg(struct r8152 *tp)
return agg; return agg;
} }
static inline __be16 get_protocol(struct sk_buff *skb)
{
__be16 protocol;
if (skb->protocol == htons(ETH_P_8021Q))
protocol = vlan_eth_hdr(skb)->h_vlan_encapsulated_proto;
else
protocol = skb->protocol;
return protocol;
}
/* r8152_csum_workaround() /* r8152_csum_workaround()
* The hw limites the value the transport offset. When the offset is out of the * The hw limites the value the transport offset. When the offset is out of the
* range, calculate the checksum by sw. * range, calculate the checksum by sw.
@ -1447,7 +1435,7 @@ static int r8152_tx_csum(struct r8152 *tp, struct tx_desc *desc,
goto unavailable; goto unavailable;
} }
switch (get_protocol(skb)) { switch (vlan_get_protocol(skb)) {
case htons(ETH_P_IP): case htons(ETH_P_IP):
opts1 |= GTSENDV4; opts1 |= GTSENDV4;
break; break;
@ -1478,7 +1466,7 @@ static int r8152_tx_csum(struct r8152 *tp, struct tx_desc *desc,
goto unavailable; goto unavailable;
} }
switch (get_protocol(skb)) { switch (vlan_get_protocol(skb)) {
case htons(ETH_P_IP): case htons(ETH_P_IP):
opts2 |= IPV4_CS; opts2 |= IPV4_CS;
ip_protocol = ip_hdr(skb)->protocol; ip_protocol = ip_hdr(skb)->protocol;