diff options
Diffstat (limited to 'drivers/misc/enclosure.c')
-rw-r--r-- | drivers/misc/enclosure.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c index 2cf2bbc0b927..6cab9411b158 100644 --- a/drivers/misc/enclosure.c +++ b/drivers/misc/enclosure.c @@ -320,6 +320,7 @@ int enclosure_add_device(struct enclosure_device *edev, int component, struct device *dev) { struct enclosure_component *cdev; + int err; if (!edev || component >= edev->components) return -EINVAL; @@ -329,12 +330,17 @@ int enclosure_add_device(struct enclosure_device *edev, int component, if (cdev->dev == dev) return -EEXIST; - if (cdev->dev) + if (cdev->dev) { enclosure_remove_links(cdev); - - put_device(cdev->dev); + put_device(cdev->dev); + } cdev->dev = get_device(dev); - return enclosure_add_links(cdev); + err = enclosure_add_links(cdev); + if (err) { + put_device(cdev->dev); + cdev->dev = NULL; + } + return err; } EXPORT_SYMBOL_GPL(enclosure_add_device); |