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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 18:28:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 18:28:00 -0700
commit22cdbd1d5789cc16c37102eb6f62c3ae377b849e (patch)
treef86d3d798351c4bde69afbfa80e940aad01abaad /net/802/garp.c
parent55f335a8857db2ee22c068e7ab7141fc79928296 (diff)
parentce45b873028fdf94a24f0850cd554e6fda593e16 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (108 commits) ehea: Fixing statistics bonding: Fix lockdep warning after bond_vlan_rx_register() tunnels: Fix tunnels change rcu protection caif-u5500: Build config for CAIF shared mem driver caif-u5500: CAIF shared memory mailbox interface caif-u5500: CAIF shared memory transport protocol caif-u5500: Adding shared memory include drivers/isdn: delete double assignment drivers/net/typhoon.c: delete double assignment drivers/net/sb1000.c: delete double assignment qlcnic: define valid vlan id range qlcnic: reduce rx ring size qlcnic: fix mac learning ehea: fix use after free inetpeer: __rcu annotations fib_rules: __rcu annotates ctarget tunnels: add __rcu annotations net: add __rcu annotations to protocol ipv4: add __rcu annotations to routes.c qlge: bugfix: Restoring the vlan setting. ...
Diffstat (limited to 'net/802/garp.c')
-rw-r--r--net/802/garp.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/net/802/garp.c b/net/802/garp.c
index 941f2a324d3a..c1df2dad8c6b 100644
--- a/net/802/garp.c
+++ b/net/802/garp.c
@@ -346,8 +346,8 @@ int garp_request_join(const struct net_device *dev,
const struct garp_application *appl,
const void *data, u8 len, u8 type)
{
- struct garp_port *port = dev->garp_port;
- struct garp_applicant *app = port->applicants[appl->type];
+ struct garp_port *port = rtnl_dereference(dev->garp_port);
+ struct garp_applicant *app = rtnl_dereference(port->applicants[appl->type]);
struct garp_attr *attr;
spin_lock_bh(&app->lock);
@@ -366,8 +366,8 @@ void garp_request_leave(const struct net_device *dev,
const struct garp_application *appl,
const void *data, u8 len, u8 type)
{
- struct garp_port *port = dev->garp_port;
- struct garp_applicant *app = port->applicants[appl->type];
+ struct garp_port *port = rtnl_dereference(dev->garp_port);
+ struct garp_applicant *app = rtnl_dereference(port->applicants[appl->type]);
struct garp_attr *attr;
spin_lock_bh(&app->lock);
@@ -546,11 +546,11 @@ static int garp_init_port(struct net_device *dev)
static void garp_release_port(struct net_device *dev)
{
- struct garp_port *port = dev->garp_port;
+ struct garp_port *port = rtnl_dereference(dev->garp_port);
unsigned int i;
for (i = 0; i <= GARP_APPLICATION_MAX; i++) {
- if (port->applicants[i])
+ if (rtnl_dereference(port->applicants[i]))
return;
}
rcu_assign_pointer(dev->garp_port, NULL);
@@ -565,7 +565,7 @@ int garp_init_applicant(struct net_device *dev, struct garp_application *appl)
ASSERT_RTNL();
- if (!dev->garp_port) {
+ if (!rtnl_dereference(dev->garp_port)) {
err = garp_init_port(dev);
if (err < 0)
goto err1;
@@ -601,8 +601,8 @@ EXPORT_SYMBOL_GPL(garp_init_applicant);
void garp_uninit_applicant(struct net_device *dev, struct garp_application *appl)
{
- struct garp_port *port = dev->garp_port;
- struct garp_applicant *app = port->applicants[appl->type];
+ struct garp_port *port = rtnl_dereference(dev->garp_port);
+ struct garp_applicant *app = rtnl_dereference(port->applicants[appl->type]);
ASSERT_RTNL();