Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / include / linux / inetdevice.h

diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index 7e1e15f..92297ff 100644 (file)
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -25,6 +25,7 @@ struct ipv4_devconf
        int     arp_filter;
        int     arp_announce;
        int     arp_ignore;
+       int     arp_accept;
        int     medium_id;
        int     no_xfrm;
        int     no_policy;
@@ -142,13 +143,21 @@ static __inline__ int bad_mask(u32 mask, u32 addr)
 
 #define endfor_ifa(in_dev) }
 
+static inline struct in_device *__in_dev_get_rcu(const struct net_device *dev)
+{
+       struct in_device *in_dev = dev->ip_ptr;
+       if (in_dev)
+               in_dev = rcu_dereference(in_dev);
+       return in_dev;
+}
+
 static __inline__ struct in_device *
 in_dev_get(const struct net_device *dev)
 {
        struct in_device *in_dev;
 
        rcu_read_lock();
-       in_dev = dev->ip_ptr;
+       in_dev = __in_dev_get_rcu(dev);
        if (in_dev)
                atomic_inc(&in_dev->refcnt);
        rcu_read_unlock();
@@ -156,7 +165,7 @@ in_dev_get(const struct net_device *dev)
 }
 
 static __inline__ struct in_device *
-__in_dev_get(const struct net_device *dev)
+__in_dev_get_rtnl(const struct net_device *dev)
 {
        return (struct in_device*)dev->ip_ptr;
 }