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authorAndrew Patterson <andrew.patterson@hp.com>2009-10-12 13:14:10 -0600
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-11-04 13:06:38 -0800
commit1d0243559497b9cab00099c49a5ba3222cd6576f (patch)
tree36a0e7707770e5f97df28aa8ec0a92b7307d16aa /drivers/pci/pcie
parentcc5d153a0ca794e3781ef34c76f32ad3e991b13d (diff)
PCI: use better error return values in aer_inject
Replaced some error return values in aer_inject. Use -ENODEV when we can't find a device and -ENOTTY when the device does not support PCIe AER. Acked-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Andrew Patterson <andrew.patterson@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pcie')
-rw-r--r--drivers/pci/pcie/aer/aer_inject.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index ac0b5e7bb3f..da2ad6eaee1 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -326,23 +326,23 @@ static int aer_inject(struct aer_error_inj *einj)
dev = pci_get_domain_bus_and_slot((int)einj->domain, einj->bus, devfn);
if (!dev)
- return -EINVAL;
+ return -ENODEV;
rpdev = pcie_find_root_port(dev);
if (!rpdev) {
- ret = -EINVAL;
+ ret = -ENOTTY;
goto out_put;
}
pos_cap_err = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
if (!pos_cap_err) {
- ret = -EIO;
+ ret = -ENOTTY;
goto out_put;
}
pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_SEVER, &sever);
rp_pos_cap_err = pci_find_ext_capability(rpdev, PCI_EXT_CAP_ID_ERR);
if (!rp_pos_cap_err) {
- ret = -EIO;
+ ret = -ENOTTY;
goto out_put;
}