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path: root/drivers/firewire/fw-device.c
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Diffstat (limited to 'drivers/firewire/fw-device.c')
-rw-r--r--drivers/firewire/fw-device.c21
1 files changed, 6 insertions, 15 deletions
diff --git a/drivers/firewire/fw-device.c b/drivers/firewire/fw-device.c
index 2ab13e0f346..870125a3638 100644
--- a/drivers/firewire/fw-device.c
+++ b/drivers/firewire/fw-device.c
@@ -150,21 +150,10 @@ struct bus_type fw_bus_type = {
};
EXPORT_SYMBOL(fw_bus_type);
-struct fw_device *fw_device_get(struct fw_device *device)
-{
- get_device(&device->device);
-
- return device;
-}
-
-void fw_device_put(struct fw_device *device)
-{
- put_device(&device->device);
-}
-
static void fw_device_release(struct device *dev)
{
struct fw_device *device = fw_device(dev);
+ struct fw_card *card = device->card;
unsigned long flags;
/*
@@ -176,9 +165,9 @@ static void fw_device_release(struct device *dev)
spin_unlock_irqrestore(&device->card->lock, flags);
fw_node_put(device->node);
- fw_card_put(device->card);
kfree(device->config_rom);
kfree(device);
+ atomic_dec(&card->device_count);
}
int fw_device_enable_phys_dma(struct fw_device *device)
@@ -668,7 +657,8 @@ static void fw_device_init(struct work_struct *work)
*/
if (read_bus_info_block(device, device->generation) < 0) {
- if (device->config_rom_retries < MAX_RETRIES) {
+ if (device->config_rom_retries < MAX_RETRIES &&
+ atomic_read(&device->state) == FW_DEVICE_INITIALIZING) {
device->config_rom_retries++;
schedule_delayed_work(&device->work, RETRY_DELAY);
} else {
@@ -805,7 +795,8 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
*/
device_initialize(&device->device);
atomic_set(&device->state, FW_DEVICE_INITIALIZING);
- device->card = fw_card_get(card);
+ atomic_inc(&card->device_count);
+ device->card = card;
device->node = fw_node_get(node);
device->node_id = node->node_id;
device->generation = card->generation;