diff options
Diffstat (limited to 'drivers/base/devres.c')
-rw-r--r-- | drivers/base/devres.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/base/devres.c b/drivers/base/devres.c index e8beb8e5b626..05dd307e8f02 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c | |||
@@ -428,6 +428,9 @@ int devres_release_all(struct device *dev) | |||
428 | { | 428 | { |
429 | unsigned long flags; | 429 | unsigned long flags; |
430 | 430 | ||
431 | /* Looks like an uninitialized device structure */ | ||
432 | if (WARN_ON(dev->devres_head.next == NULL)) | ||
433 | return -ENODEV; | ||
431 | spin_lock_irqsave(&dev->devres_lock, flags); | 434 | spin_lock_irqsave(&dev->devres_lock, flags); |
432 | return release_nodes(dev, dev->devres_head.next, &dev->devres_head, | 435 | return release_nodes(dev, dev->devres_head.next, &dev->devres_head, |
433 | flags); | 436 | flags); |