diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index e7c04c4e4bcd3e538b365b138a848df9ed96ede6..fb3f809e34e4796b406bf4da2323a940d28517fb 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -11,6 +11,7 @@ #include #include #include +#include struct ipv4_devconf { void *sysctl; @@ -22,7 +23,7 @@ struct ipv4_devconf { struct in_device { struct net_device *dev; - atomic_t refcnt; + refcount_t refcnt; int dead; struct in_ifaddr *ifa_list; /* IP ifaddr chain */ @@ -219,7 +220,7 @@ static inline struct in_device *in_dev_get(const struct net_device *dev) rcu_read_lock(); in_dev = __in_dev_get_rcu(dev); if (in_dev) - atomic_inc(&in_dev->refcnt); + refcount_inc(&in_dev->refcnt); rcu_read_unlock(); return in_dev; } @@ -240,12 +241,12 @@ void in_dev_finish_destroy(struct in_device *idev); static inline void in_dev_put(struct in_device *idev) { - if (atomic_dec_and_test(&idev->refcnt)) + if (refcount_dec_and_test(&idev->refcnt)) in_dev_finish_destroy(idev); } -#define __in_dev_put(idev) atomic_dec(&(idev)->refcnt) -#define in_dev_hold(idev) atomic_inc(&(idev)->refcnt) +#define __in_dev_put(idev) refcount_dec(&(idev)->refcnt) +#define in_dev_hold(idev) refcount_inc(&(idev)->refcnt) #endif /* __KERNEL__ */ diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index a7dd088d5fc96da259813cae48c374527c9e251e..38d9af9b917c08685deb3288baab84189ec9c9a0 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -252,7 +252,7 @@ static struct in_device *inetdev_init(struct net_device *dev) /* Reference in_dev->dev */ dev_hold(dev); /* Account for reference dev->ip_ptr (below) */ - in_dev_hold(in_dev); + refcount_set(&in_dev->refcnt, 1); err = devinet_sysctl_register(in_dev); if (err) {