X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmessage%2Fi2o%2Fdevice.c;h=b9df143e4ff1962cb049ba11e8166425ffdd8b9f;hb=refs%2Fheads%2Fvserver;hp=ee183053fa23a54d23785446b4ba7585e3beb7ed;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c
index ee183053f..b9df143e4 100644
--- a/drivers/message/i2o/device.c
+++ b/drivers/message/i2o/device.c
@@ -54,8 +54,8 @@ static inline int i2o_device_issue_claim(struct i2o_device *dev, u32 cmd,
  *	@dev: I2O device to claim
  *	@drv: I2O driver which wants to claim the device
  *
- *	Do the leg work to assign a device to a given OSM. If the claim succeed
- *	the owner of the rimary. If the attempt fails a negative errno code
+ *	Do the leg work to assign a device to a given OSM. If the claim succeeds,
+ *	the owner is the primary. If the attempt fails a negative errno code
  *	is returned. On success zero is returned.
  */
 int i2o_device_claim(struct i2o_device *dev)
@@ -208,24 +208,23 @@ static struct i2o_device *i2o_device_alloc(void)
 
 /**
  *	i2o_device_add - allocate a new I2O device and add it to the IOP
- *	@iop: I2O controller where the device is on
+ *	@c: I2O controller that the device is on
  *	@entry: LCT entry of the I2O device
  *
  *	Allocate a new I2O device and initialize it with the LCT entry. The
  *	device is appended to the device list of the controller.
  *
- *	Returns a pointer to the I2O device on success or negative error code
- *	on failure.
+ *	Returns zero on success, or a -ve errno.
  */
-static struct i2o_device *i2o_device_add(struct i2o_controller *c,
-					 i2o_lct_entry * entry)
+static int i2o_device_add(struct i2o_controller *c, i2o_lct_entry *entry)
 {
 	struct i2o_device *i2o_dev, *tmp;
+	int rc;
 
 	i2o_dev = i2o_device_alloc();
 	if (IS_ERR(i2o_dev)) {
 		printk(KERN_ERR "i2o: unable to allocate i2o device\n");
-		return i2o_dev;
+		return PTR_ERR(i2o_dev);
 	}
 
 	i2o_dev->lct_data = *entry;
@@ -236,7 +235,9 @@ static struct i2o_device *i2o_device_add(struct i2o_controller *c,
 	i2o_dev->iop = c;
 	i2o_dev->device.parent = &c->device;
 
-	device_register(&i2o_dev->device);
+	rc = device_register(&i2o_dev->device);
+	if (rc)
+		goto err;
 
 	list_add_tail(&i2o_dev->list, &c->devices);
 
@@ -270,12 +271,16 @@ static struct i2o_device *i2o_device_add(struct i2o_controller *c,
 
 	pr_debug("i2o: device %s added\n", i2o_dev->device.bus_id);
 
-	return i2o_dev;
+	return 0;
+
+err:
+	kfree(i2o_dev);
+	return rc;
 }
 
 /**
  *	i2o_device_remove - remove an I2O device from the I2O core
- *	@dev: I2O device which should be released
+ *	@i2o_dev: I2O device which should be released
  *
  *	Is used on I2O controller removal or LCT modification, when the device
  *	is removed from the system. Note that the device could still hang