firewire: refactor fw_unit reference counting
Add wrappers for getting and putting a unit.
Remove some line breaks.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Jarod Wilson <jwilson@redhat.com>
diff --git a/drivers/firewire/fw-device.h b/drivers/firewire/fw-device.h
index 78ecd39..0d771fd 100644
--- a/drivers/firewire/fw-device.h
+++ b/drivers/firewire/fw-device.h
@@ -64,28 +64,24 @@
struct fw_attribute_group attribute_group;
};
-static inline struct fw_device *
-fw_device(struct device *dev)
+static inline struct fw_device *fw_device(struct device *dev)
{
return container_of(dev, struct fw_device, device);
}
-static inline int
-fw_device_is_shutdown(struct fw_device *device)
+static inline int fw_device_is_shutdown(struct fw_device *device)
{
return atomic_read(&device->state) == FW_DEVICE_SHUTDOWN;
}
-static inline struct fw_device *
-fw_device_get(struct fw_device *device)
+static inline struct fw_device *fw_device_get(struct fw_device *device)
{
get_device(&device->device);
return device;
}
-static inline void
-fw_device_put(struct fw_device *device)
+static inline void fw_device_put(struct fw_device *device)
{
put_device(&device->device);
}
@@ -104,12 +100,23 @@
struct fw_attribute_group attribute_group;
};
-static inline struct fw_unit *
-fw_unit(struct device *dev)
+static inline struct fw_unit *fw_unit(struct device *dev)
{
return container_of(dev, struct fw_unit, device);
}
+static inline struct fw_unit *fw_unit_get(struct fw_unit *unit)
+{
+ get_device(&unit->device);
+
+ return unit;
+}
+
+static inline void fw_unit_put(struct fw_unit *unit)
+{
+ put_device(&unit->device);
+}
+
#define CSR_OFFSET 0x40
#define CSR_LEAF 0x80
#define CSR_DIRECTORY 0xc0
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index 8fff18e..c7aba5c 100644
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -796,7 +796,7 @@
scsi_remove_host(shost);
fw_notify("released %s\n", tgt->bus_id);
- put_device(&tgt->unit->device);
+ fw_unit_put(tgt->unit);
scsi_host_put(shost);
fw_device_put(device);
}
@@ -1119,7 +1119,7 @@
goto fail_shost_put;
fw_device_get(device);
- get_device(&unit->device);
+ fw_unit_get(unit);
/* Initialize to values that won't match anything in our table. */
firmware_revision = 0xff000000;