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PCI: endpoint: Make ->remove() callback optional

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Make ->remove() callback optional so that endpoint function drivers don't
have to populate empty ->remove() callback functions.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Kishon Vijay Abraham I 2017-08-18 20:27:55 +05:30 committed by Bjorn Helgaas
parent f01f969e25
commit 28daeff669
1 changed files with 3 additions and 2 deletions
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5
drivers/pci/endpoint/pci-epf-core.c
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@ -333,11 +333,12 @@ static int pci_epf_device_probe(struct device *dev)
static int pci_epf_device_remove(struct device *dev)
{
int ret;
int ret = 0;
struct pci_epf *epf = to_pci_epf(dev);
struct pci_epf_driver *driver = to_pci_epf_driver(dev->driver);
ret = driver->remove(epf);
if (driver->remove)
ret = driver->remove(epf);
epf->driver = NULL;
return ret;