summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2010-07-01 12:45:34 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2010-07-01 12:45:34 -0700
commita53f4b61a76a7e95139b8e8abba02e9bfe87a58a (patch)
treeb3c858674ceb6c96e6421550454a9e8cf9200f1d
parent0a54cec0c25cc49e3b68b14c205f1f6cff13f5e1 (diff)
downloadlinux-a53f4b61a76a7e95139b8e8abba02e9bfe87a58a.tar.gz
linux-a53f4b61a76a7e95139b8e8abba02e9bfe87a58a.tar.bz2
linux-a53f4b61a76a7e95139b8e8abba02e9bfe87a58a.zip
Revert "net: Make accesses to ->br_port safe for sparse RCU"
This reverts commit 81bdf5bd7349bd4523538cbd7878f334bc2bfe14, which is obsoleted by commit f350a0a87374 from the net tree.
-rw-r--r--include/linux/if_bridge.h3
-rw-r--r--net/bridge/br_fdb.c2
-rw-r--r--net/bridge/br_private.h5
-rw-r--r--net/bridge/netfilter/ebt_redirect.c2
-rw-r--r--net/bridge/netfilter/ebt_ulog.c4
-rw-r--r--net/bridge/netfilter/ebtables.c4
-rw-r--r--net/netfilter/nfnetlink_log.c4
-rw-r--r--net/netfilter/nfnetlink_queue.c4
8 files changed, 10 insertions, 18 deletions
diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h
index d001d782922d..938b7e81df95 100644
--- a/include/linux/if_bridge.h
+++ b/include/linux/if_bridge.h
@@ -101,9 +101,6 @@ struct __fdb_entry {
#include <linux/netdevice.h>
-/* br_handle_frame_hook() needs the following forward declaration. */
-struct net_bridge_port;
-
extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
struct sk_buff *skb);
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 09c479e05623..b01dde35a69e 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -244,7 +244,7 @@ int br_fdb_test_addr(struct net_device *dev, unsigned char *addr)
return 0;
rcu_read_lock();
- fdb = __br_fdb_get(br_port(dev)->br, addr);
+ fdb = __br_fdb_get(dev->br_port->br, addr);
ret = fdb && fdb->dst->dev != dev &&
fdb->dst->state == BR_STATE_FORWARDING;
rcu_read_unlock();
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 3255188355b5..0f4a74bc6a9b 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -268,11 +268,6 @@ static inline int br_is_root_bridge(const struct net_bridge *br)
return !memcmp(&br->bridge_id, &br->designated_root, 8);
}
-static inline struct net_bridge_port *br_port(const struct net_device *dev)
-{
- return rcu_dereference(dev->br_port);
-}
-
/* br_device.c */
extern void br_dev_setup(struct net_device *dev);
extern netdev_tx_t br_dev_xmit(struct sk_buff *skb,
diff --git a/net/bridge/netfilter/ebt_redirect.c b/net/bridge/netfilter/ebt_redirect.c
index a39df0ae0f81..9e19166ba453 100644
--- a/net/bridge/netfilter/ebt_redirect.c
+++ b/net/bridge/netfilter/ebt_redirect.c
@@ -25,7 +25,7 @@ ebt_redirect_tg(struct sk_buff *skb, const struct xt_action_param *par)
if (par->hooknum != NF_BR_BROUTING)
memcpy(eth_hdr(skb)->h_dest,
- br_port(par->in)->br->dev->dev_addr, ETH_ALEN);
+ par->in->br_port->br->dev->dev_addr, ETH_ALEN);
else
memcpy(eth_hdr(skb)->h_dest, par->in->dev_addr, ETH_ALEN);
skb->pkt_type = PACKET_HOST;
diff --git a/net/bridge/netfilter/ebt_ulog.c b/net/bridge/netfilter/ebt_ulog.c
index 5a4996bbb090..ae3c7cef1484 100644
--- a/net/bridge/netfilter/ebt_ulog.c
+++ b/net/bridge/netfilter/ebt_ulog.c
@@ -178,7 +178,7 @@ static void ebt_ulog_packet(unsigned int hooknr, const struct sk_buff *skb,
strcpy(pm->physindev, in->name);
/* If in isn't a bridge, then physindev==indev */
if (in->br_port)
- strcpy(pm->indev, br_port(in)->br->dev->name);
+ strcpy(pm->indev, in->br_port->br->dev->name);
else
strcpy(pm->indev, in->name);
} else
@@ -187,7 +187,7 @@ static void ebt_ulog_packet(unsigned int hooknr, const struct sk_buff *skb,
if (out) {
/* If out exists, then out is a bridge port */
strcpy(pm->physoutdev, out->name);
- strcpy(pm->outdev, br_port(out)->br->dev->name);
+ strcpy(pm->outdev, out->br_port->br->dev->name);
} else
pm->outdev[0] = pm->physoutdev[0] = '\0';
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 4c2aab8cbfc7..59ca00e40dec 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -141,10 +141,10 @@ ebt_basic_match(const struct ebt_entry *e, const struct ethhdr *h,
if (FWINV2(ebt_dev_check(e->out, out), EBT_IOUT))
return 1;
if ((!in || !in->br_port) ? 0 : FWINV2(ebt_dev_check(
- e->logical_in, br_port(in)->br->dev), EBT_ILOGICALIN))
+ e->logical_in, in->br_port->br->dev), EBT_ILOGICALIN))
return 1;
if ((!out || !out->br_port) ? 0 : FWINV2(ebt_dev_check(
- e->logical_out, br_port(out)->br->dev), EBT_ILOGICALOUT))
+ e->logical_out, out->br_port->br->dev), EBT_ILOGICALOUT))
return 1;
if (e->bitmask & EBT_SOURCEMAC) {
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 78957cfa3bdd..fc9a211e629e 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -404,7 +404,7 @@ __build_packet_message(struct nfulnl_instance *inst,
htonl(indev->ifindex));
/* this is the bridge group "brX" */
NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_INDEV,
- htonl(br_port(indev)->br->dev->ifindex));
+ htonl(indev->br_port->br->dev->ifindex));
} else {
/* Case 2: indev is bridge group, we need to look for
* physical device (when called from ipv4) */
@@ -431,7 +431,7 @@ __build_packet_message(struct nfulnl_instance *inst,
htonl(outdev->ifindex));
/* this is the bridge group "brX" */
NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_OUTDEV,
- htonl(br_port(outdev)->br->dev->ifindex));
+ htonl(outdev->br_port->br->dev->ifindex));
} else {
/* Case 2: indev is a bridge group, we need to look
* for physical device (when called from ipv4) */
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index c3c17498298e..12e1ab37fcd8 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -297,7 +297,7 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
htonl(indev->ifindex));
/* this is the bridge group "brX" */
NLA_PUT_BE32(skb, NFQA_IFINDEX_INDEV,
- htonl(br_port(indev)->br->dev->ifindex));
+ htonl(indev->br_port->br->dev->ifindex));
} else {
/* Case 2: indev is bridge group, we need to look for
* physical device (when called from ipv4) */
@@ -322,7 +322,7 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
htonl(outdev->ifindex));
/* this is the bridge group "brX" */
NLA_PUT_BE32(skb, NFQA_IFINDEX_OUTDEV,
- htonl(br_port(outdev)->br->dev->ifindex));
+ htonl(outdev->br_port->br->dev->ifindex));
} else {
/* Case 2: outdev is bridge group, we need to look for
* physical output device (when called from ipv4) */