uio: uio_netx: use devm_kzalloc() for or uio_info object

This change uses the devm_kzalloc() function to tie the life-time of the
uio_info object to PCI device. This cleans up the exit & error path a bit.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20201120084207.50736-3-alexandru.ardelean@analog.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexandru Ardelean 2020-11-20 10:42:07 +02:00 committed by Greg Kroah-Hartman
parent 6b76c98b96
commit c3a7477911
1 changed files with 2 additions and 6 deletions

View File

@ -53,12 +53,12 @@ static int netx_pci_probe(struct pci_dev *dev,
struct uio_info *info;
int bar;
info = kzalloc(sizeof(struct uio_info), GFP_KERNEL);
info = devm_kzalloc(&dev->dev, sizeof(struct uio_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
if (pci_enable_device(dev))
goto out_free;
return -ENODEV;
if (pci_request_regions(dev, "netx"))
goto out_disable;
@ -112,8 +112,6 @@ out_release:
pci_release_regions(dev);
out_disable:
pci_disable_device(dev);
out_free:
kfree(info);
return -ENODEV;
}
@ -127,8 +125,6 @@ static void netx_pci_remove(struct pci_dev *dev)
pci_release_regions(dev);
pci_disable_device(dev);
iounmap(info->mem[0].internal_addr);
kfree(info);
}
static struct pci_device_id netx_pci_ids[] = {