diff options
Diffstat (limited to 'drivers/w1/w1_int.c')
| -rw-r--r-- | drivers/w1/w1_int.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c index 258defdb2efd..6840dfebe4d4 100644 --- a/drivers/w1/w1_int.c +++ b/drivers/w1/w1_int.c @@ -41,7 +41,7 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl, /* * We are in process context(kernel thread), so can sleep. */ - dev = kmalloc(sizeof(struct w1_master) + sizeof(struct w1_bus_master), GFP_KERNEL); + dev = kzalloc(sizeof(struct w1_master) + sizeof(struct w1_bus_master), GFP_KERNEL); if (!dev) { printk(KERN_ERR "Failed to allocate %zd bytes for new w1 device.\n", @@ -49,7 +49,6 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl, return NULL; } - memset(dev, 0, sizeof(struct w1_master) + sizeof(struct w1_bus_master)); dev->bus_master = (struct w1_bus_master *)(dev + 1); @@ -171,22 +170,24 @@ void __w1_remove_master_device(struct w1_master *dev) void w1_remove_master_device(struct w1_bus_master *bm) { - struct w1_master *dev = NULL; + struct w1_master *dev, *found = NULL; list_for_each_entry(dev, &w1_masters, w1_master_entry) { if (!dev->initialized) continue; - if (dev->bus_master->data == bm->data) + if (dev->bus_master->data == bm->data) { + found = dev; break; + } } - if (!dev) { + if (!found) { printk(KERN_ERR "Device doesn't exist.\n"); return; } - __w1_remove_master_device(dev); + __w1_remove_master_device(found); } EXPORT_SYMBOL(w1_add_master_device); |