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Diffstat (limited to 'drivers/w1/w1_int.c')
-rw-r--r--drivers/w1/w1_int.c26
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c
index 498ad505fa5f..c3f67eafc7ec 100644
--- a/drivers/w1/w1_int.c
+++ b/drivers/w1/w1_int.c
@@ -29,9 +29,9 @@
29 29
30static u32 w1_ids = 1; 30static u32 w1_ids = 1;
31 31
32extern struct device_driver w1_driver; 32extern struct device_driver w1_master_driver;
33extern struct bus_type w1_bus_type; 33extern struct bus_type w1_bus_type;
34extern struct device w1_device; 34extern struct device w1_master_device;
35extern int w1_max_slave_count; 35extern int w1_max_slave_count;
36extern int w1_max_slave_ttl; 36extern int w1_max_slave_ttl;
37extern struct list_head w1_masters; 37extern struct list_head w1_masters;
@@ -76,7 +76,6 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl,
76 INIT_LIST_HEAD(&dev->slist); 76 INIT_LIST_HEAD(&dev->slist);
77 init_MUTEX(&dev->mutex); 77 init_MUTEX(&dev->mutex);
78 78
79 init_completion(&dev->dev_released);
80 init_completion(&dev->dev_exited); 79 init_completion(&dev->dev_exited);
81 80
82 memcpy(&dev->dev, device, sizeof(struct device)); 81 memcpy(&dev->dev, device, sizeof(struct device));
@@ -88,17 +87,14 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl,
88 87
89 dev->groups = 1; 88 dev->groups = 1;
90 dev->seq = 1; 89 dev->seq = 1;
91 dev->nls = netlink_kernel_create(NETLINK_W1, 1, NULL, THIS_MODULE); 90 dev_init_netlink(dev);
92 if (!dev->nls) {
93 printk(KERN_ERR "Failed to create new netlink socket(%u) for w1 master %s.\n",
94 NETLINK_NFLOG, dev->dev.bus_id);
95 }
96 91
97 err = device_register(&dev->dev); 92 err = device_register(&dev->dev);
98 if (err) { 93 if (err) {
99 printk(KERN_ERR "Failed to register master device. err=%d\n", err); 94 printk(KERN_ERR "Failed to register master device. err=%d\n", err);
100 if (dev->nls && dev->nls->sk_socket) 95
101 sock_release(dev->nls->sk_socket); 96 dev_fini_netlink(dev);
97
102 memset(dev, 0, sizeof(struct w1_master)); 98 memset(dev, 0, sizeof(struct w1_master));
103 kfree(dev); 99 kfree(dev);
104 dev = NULL; 100 dev = NULL;
@@ -107,13 +103,9 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl,
107 return dev; 103 return dev;
108} 104}
109 105
110static void w1_free_dev(struct w1_master *dev) 106void w1_free_dev(struct w1_master *dev)
111{ 107{
112 device_unregister(&dev->dev); 108 device_unregister(&dev->dev);
113 if (dev->nls && dev->nls->sk_socket)
114 sock_release(dev->nls->sk_socket);
115 memset(dev, 0, sizeof(struct w1_master) + sizeof(struct w1_bus_master));
116 kfree(dev);
117} 109}
118 110
119int w1_add_master_device(struct w1_bus_master *master) 111int w1_add_master_device(struct w1_bus_master *master)
@@ -129,7 +121,7 @@ int w1_add_master_device(struct w1_bus_master *master)
129 return(-EINVAL); 121 return(-EINVAL);
130 } 122 }
131 123
132 dev = w1_alloc_dev(w1_ids++, w1_max_slave_count, w1_max_slave_ttl, &w1_driver, &w1_device); 124 dev = w1_alloc_dev(w1_ids++, w1_max_slave_count, w1_max_slave_ttl, &w1_master_driver, &w1_master_device);
133 if (!dev) 125 if (!dev)
134 return -ENOMEM; 126 return -ENOMEM;
135 127
@@ -188,7 +180,7 @@ void __w1_remove_master_device(struct w1_master *dev)
188 __func__, dev->kpid); 180 __func__, dev->kpid);
189 181
190 while (atomic_read(&dev->refcnt)) { 182 while (atomic_read(&dev->refcnt)) {
191 printk(KERN_INFO "Waiting for %s to become free: refcnt=%d.\n", 183 dev_dbg(&dev->dev, "Waiting for %s to become free: refcnt=%d.\n",
192 dev->name, atomic_read(&dev->refcnt)); 184 dev->name, atomic_read(&dev->refcnt));
193 185
194 if (msleep_interruptible(1000)) 186 if (msleep_interruptible(1000))