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PCI: pciehp: Don't turn slot off when hot-added device already exists 

If we found device already exists during hot add device, we should leave
it, not turn the slot off.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang 2014-02-11 17:36:51 -07:00 committed by Bjorn Helgaas
parent 50b52fdee0
commit 50277c8b06
2 changed files with 3 additions and 2 deletions
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3
drivers/pci/hotplug/pciehp_ctrl.c
View File

@ -233,7 +233,8 @@ static int board_added(struct slot *p_slot)
if (retval) {
ctrl_err(ctrl, "Cannot add device at %04x:%02x:00\n",
pci_domain_nr(parent), parent->number);
goto err_exit;
if (retval != -EEXIST)
goto err_exit;
}
pciehp_green_led_on(p_slot);

2
drivers/pci/hotplug/pciehp_pci.c
View File

@ -50,7 +50,7 @@ int pciehp_configure_device(struct slot *p_slot)
"at %04x:%02x:00, cannot hot-add\n", pci_name(dev),
pci_domain_nr(parent), parent->number);
pci_dev_put(dev);
ret = -EINVAL;
ret = -EEXIST;
goto out;
}