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authorPrarit Bhargava <prarit@redhat.com>2013-03-20 12:04:43 (GMT)
committerBjorn Helgaas <bhelgaas@google.com>2013-04-03 23:08:45 (GMT)
commite82b14bdd390c534750a191f9936f842bab255d4 (patch)
tree532b2a09ba445b84232d5674a1043121427b9325 /drivers/pci/pcie
parentf6161aa153581da4a3867a2d1a7caf4be19b6ec9 (diff)
downloadlinux-e82b14bdd390c534750a191f9936f842bab255d4.tar.xz
PCI: aer_inject: Fix return values when device not found
Currently the aer_inject driver returns -ENOTTY when the target PCIe device root port is not found or if the device or root port doesn't support AER. In the case where the root port isn't found, the driver should return -ENODEV, and in the other cases it should return -EPERM. Signed-off-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pcie')
-rw-r--r--drivers/pci/pcie/aer/aer_inject.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index 4e24cb8..8d4a5e3 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -334,13 +334,13 @@ static int aer_inject(struct aer_error_inj *einj)
return -ENODEV;
rpdev = pcie_find_root_port(dev);
if (!rpdev) {
- ret = -ENOTTY;
+ ret = -ENODEV;
goto out_put;
}
pos_cap_err = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
if (!pos_cap_err) {
- ret = -ENOTTY;
+ ret = -EPERM;
goto out_put;
}
pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_SEVER, &sever);
@@ -350,7 +350,7 @@ static int aer_inject(struct aer_error_inj *einj)
rp_pos_cap_err = pci_find_ext_capability(rpdev, PCI_EXT_CAP_ID_ERR);
if (!rp_pos_cap_err) {
- ret = -ENOTTY;
+ ret = -EPERM;
goto out_put;
}