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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/…
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…davem/net-2.6

Conflicts:
	drivers/net/e1000e/hw.h
	net/bridge/br_device.c
	net/bridge/br_input.c
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David S. Miller committed Aug 3, 2010
2 parents c477d04 + 3a3dfb0 commit 00dad5e
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Showing 7 changed files with 19 additions and 12 deletions.
2 changes: 1 addition & 1 deletion drivers/net/e1000e/hw.h
Original file line number Diff line number Diff line change
Expand Up @@ -312,7 +312,7 @@ enum e1e_registers {
#define E1000_KMRNCTRLSTA_INBAND_PARAM 0x9 /* Kumeran InBand Parameters */
#define E1000_KMRNCTRLSTA_DIAG_NELPBK 0x1000 /* Nearend Loopback mode */
#define E1000_KMRNCTRLSTA_K1_CONFIG 0x7
#define E1000_KMRNCTRLSTA_K1_ENABLE 0x140E
#define E1000_KMRNCTRLSTA_K1_ENABLE 0x0002
#define E1000_KMRNCTRLSTA_HD_CTRL 0x0002

#define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10
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8 changes: 6 additions & 2 deletions net/bridge/br_device.c
Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@
#include <asm/uaccess.h>
#include "br_private.h"

/* net device transmit always called with no BH (preempt_disabled) */
/* net device transmit always called with BH disabled */
netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct net_bridge *br = netdev_priv(dev);
Expand All @@ -48,13 +48,16 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN);

rcu_read_lock();
if (is_multicast_ether_addr(dest)) {
if (unlikely(netpoll_tx_running(dev))) {
br_flood_deliver(br, skb);
goto out;
}
if (br_multicast_rcv(br, NULL, skb))
if (br_multicast_rcv(br, NULL, skb)) {
kfree_skb(skb);
goto out;
}

mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb))
Expand All @@ -67,6 +70,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
br_flood_deliver(br, skb);

out:
rcu_read_unlock();
return NETDEV_TX_OK;
}

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2 changes: 1 addition & 1 deletion net/bridge/br_fdb.c
Original file line number Diff line number Diff line change
Expand Up @@ -214,7 +214,7 @@ void br_fdb_delete_by_port(struct net_bridge *br,
spin_unlock_bh(&br->hash_lock);
}

/* No locking or refcounting, assumes caller has no preempt (rcu_read_lock) */
/* No locking or refcounting, assumes caller has rcu_read_lock */
struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,
const unsigned char *addr)
{
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7 changes: 3 additions & 4 deletions net/bridge/br_input.c
Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ static int br_pass_frame_up(struct sk_buff *skb)
netif_receive_skb);
}

/* note: already called with rcu_read_lock (preempt_disabled) */
/* note: already called with rcu_read_lock */
int br_handle_frame_finish(struct sk_buff *skb)
{
const unsigned char *dest = eth_hdr(skb)->h_dest;
Expand Down Expand Up @@ -110,7 +110,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
goto out;
}

/* note: already called with rcu_read_lock (preempt_disabled) */
/* note: already called with rcu_read_lock */
static int br_handle_local_finish(struct sk_buff *skb)
{
struct net_bridge_port *p = br_port_get_rcu(skb->dev);
Expand All @@ -133,8 +133,7 @@ static inline int is_link_local(const unsigned char *dest)

/*
* Return NULL if skb is handled
* note: already called with rcu_read_lock (preempt_disabled) from
* netif_receive_skb
* note: already called with rcu_read_lock
*/
struct sk_buff *br_handle_frame(struct sk_buff *skb)
{
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2 changes: 1 addition & 1 deletion net/bridge/br_stp_bpdu.c
Original file line number Diff line number Diff line change
Expand Up @@ -131,7 +131,7 @@ void br_send_tcn_bpdu(struct net_bridge_port *p)
/*
* Called from llc.
*
* NO locks, but rcu_read_lock (preempt_disabled)
* NO locks, but rcu_read_lock
*/
void br_stp_rcv(const struct stp_proto *proto, struct sk_buff *skb,
struct net_device *dev)
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7 changes: 5 additions & 2 deletions net/ipv4/tcp.c
Original file line number Diff line number Diff line change
Expand Up @@ -2187,6 +2187,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
GFP_KERNEL);
if (cvp == NULL)
return -ENOMEM;

kref_init(&cvp->kref);
}
lock_sock(sk);
tp->rx_opt.cookie_in_always =
Expand All @@ -2201,12 +2203,11 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
*/
kref_put(&tp->cookie_values->kref,
tcp_cookie_values_release);
kref_init(&cvp->kref);
tp->cookie_values = cvp;
} else {
cvp = tp->cookie_values;
}
}

if (cvp != NULL) {
cvp->cookie_desired = ctd.tcpct_cookie_desired;

Expand All @@ -2220,6 +2221,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
cvp->s_data_desired = ctd.tcpct_s_data_desired;
cvp->s_data_constant = 0; /* false */
}

tp->cookie_values = cvp;
}
release_sock(sk);
return err;
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3 changes: 2 additions & 1 deletion net/sched/act_nat.c
Original file line number Diff line number Diff line change
Expand Up @@ -218,6 +218,7 @@ static int tcf_nat(struct sk_buff *skb, struct tc_action *a,
if (!pskb_may_pull(skb, ihl + sizeof(*icmph) + sizeof(*iph)))
goto drop;

icmph = (void *)(skb_network_header(skb) + ihl);
iph = (void *)(icmph + 1);
if (egress)
addr = iph->daddr;
Expand Down Expand Up @@ -246,7 +247,7 @@ static int tcf_nat(struct sk_buff *skb, struct tc_action *a,
iph->saddr = new_addr;

inet_proto_csum_replace4(&icmph->checksum, skb, addr, new_addr,
1);
0);
break;
}
default:
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