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[LRO] Fix lro_mgr->features checks

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lro_mgr->features contains a bitmask of LRO_F_* values which are
defined as power of two, not as bit indexes.
They must be checked with x&LRO_F_FOO, not with test_bit(LRO_F_FOO,&x).

Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
Acked-by: Andrew Gallatin <gallatin@myri.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Brice Goglin 2008-01-07 22:09:08 -08:00 committed by David S. Miller
parent 02f1c89d6e
commit 877364e60e
1 changed files with 8 additions and 8 deletions
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16
net/ipv4/inet_lro.c
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@ -310,7 +310,7 @@ static void lro_flush(struct net_lro_mgr *lro_mgr,
skb_shinfo(lro_desc->parent)->gso_size = lro_desc->mss;
if (lro_desc->vgrp) {
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(lro_desc->parent,
lro_desc->vgrp,
lro_desc->vlan_tag);
@ -320,7 +320,7 @@ static void lro_flush(struct net_lro_mgr *lro_mgr,
lro_desc->vlan_tag);
} else {
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(lro_desc->parent);
else
netif_rx(lro_desc->parent);
@ -352,7 +352,7 @@ static int __lro_proc_skb(struct net_lro_mgr *lro_mgr, struct sk_buff *skb,
goto out;
if ((skb->protocol == htons(ETH_P_8021Q))
&& !test_bit(LRO_F_EXTRACT_VLAN_ID, &lro_mgr->features))
&& !(lro_mgr->features & LRO_F_EXTRACT_VLAN_ID))
vlan_hdr_len = VLAN_HLEN;
if (!lro_desc->active) { /* start new lro session */
@ -474,7 +474,7 @@ static struct sk_buff *__lro_proc_segment(struct net_lro_mgr *lro_mgr,
goto out;
if ((skb->protocol == htons(ETH_P_8021Q))
&& !test_bit(LRO_F_EXTRACT_VLAN_ID, &lro_mgr->features))
&& !(lro_mgr->features & LRO_F_EXTRACT_VLAN_ID))
vlan_hdr_len = VLAN_HLEN;
iph = (void *)(skb->data + vlan_hdr_len);
@ -516,7 +516,7 @@ void lro_receive_skb(struct net_lro_mgr *lro_mgr,
void *priv)
{
if (__lro_proc_skb(lro_mgr, skb, NULL, 0, priv)) {
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(skb);
else
netif_rx(skb);
@ -531,7 +531,7 @@ void lro_vlan_hwaccel_receive_skb(struct net_lro_mgr *lro_mgr,
void *priv)
{
if (__lro_proc_skb(lro_mgr, skb, vgrp, vlan_tag, priv)) {
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(skb, vgrp, vlan_tag);
else
vlan_hwaccel_rx(skb, vgrp, vlan_tag);
@ -550,7 +550,7 @@ void lro_receive_frags(struct net_lro_mgr *lro_mgr,
if (!skb)
return;
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(skb);
else
netif_rx(skb);
@ -570,7 +570,7 @@ void lro_vlan_hwaccel_receive_frags(struct net_lro_mgr *lro_mgr,
if (!skb)
return;
if (test_bit(LRO_F_NAPI, &lro_mgr->features))
if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(skb, vgrp, vlan_tag);
else
vlan_hwaccel_rx(skb, vgrp, vlan_tag);