diff options
Diffstat (limited to 'drivers/pnp/core.c')
| -rw-r--r-- | drivers/pnp/core.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c index 20771b7d4482..a411582bcd72 100644 --- a/drivers/pnp/core.c +++ b/drivers/pnp/core.c @@ -99,14 +99,28 @@ static void pnp_free_ids(struct pnp_dev *dev) } } +void pnp_free_resource(struct pnp_resource *pnp_res) +{ + list_del(&pnp_res->list); + kfree(pnp_res); +} + +void pnp_free_resources(struct pnp_dev *dev) +{ + struct pnp_resource *pnp_res, *tmp; + + list_for_each_entry_safe(pnp_res, tmp, &dev->resources, list) { + pnp_free_resource(pnp_res); + } +} + static void pnp_release_device(struct device *dmdev) { struct pnp_dev *dev = to_pnp_dev(dmdev); - pnp_free_option(dev->independent); - pnp_free_option(dev->dependent); pnp_free_ids(dev); - kfree(dev->res); + pnp_free_resources(dev); + pnp_free_options(dev); kfree(dev); } @@ -119,12 +133,8 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid if (!dev) return NULL; - dev->res = kzalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); - if (!dev->res) { - kfree(dev); - return NULL; - } - + INIT_LIST_HEAD(&dev->resources); + INIT_LIST_HEAD(&dev->options); dev->protocol = protocol; dev->number = id; dev->dma_mask = DMA_24BIT_MASK; @@ -140,7 +150,6 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid dev_id = pnp_add_id(dev, pnpid); if (!dev_id) { - kfree(dev->res); kfree(dev); return NULL; } |