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authorKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>2006-09-19 17:04:33 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-26 17:43:54 -0700
commitc9d86d76c1cdd76d67292ab75643db66573ca7dd (patch)
tree29c781cce06b90472cccc3e2cc6668bcb13d9e0b
parentaa4f63cad4f70a52adbabb66ac6c8b6072910fdf (diff)
pciehp - fix wrong return value
This patch fixes the problem that trying to enable already enabled slot disables the slot by returning the proper value from pciehp_enable_slot()/pciehp_disable_slot(). Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/pci/hotplug/pciehp_ctrl.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 33d19876835..41290a106bd 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -762,14 +762,14 @@ int pciehp_enable_slot(struct slot *p_slot)
if (rc || !getstatus) {
info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -ENODEV;
}
if (MRL_SENS(p_slot->ctrl->ctrlcap)) {
rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (rc || getstatus) {
info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -ENODEV;
}
}
@@ -778,7 +778,7 @@ int pciehp_enable_slot(struct slot *p_slot)
if (rc || getstatus) {
info("%s: already enabled on slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -EINVAL;
}
}
mutex_unlock(&p_slot->ctrl->crit_sect);
@@ -813,7 +813,7 @@ int pciehp_disable_slot(struct slot *p_slot)
if (ret || !getstatus) {
info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -ENODEV;
}
}
@@ -822,7 +822,7 @@ int pciehp_disable_slot(struct slot *p_slot)
if (ret || getstatus) {
info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -ENODEV;
}
}
@@ -831,7 +831,7 @@ int pciehp_disable_slot(struct slot *p_slot)
if (ret || !getstatus) {
info("%s: already disabled slot(%x)\n", __FUNCTION__, p_slot->number);
mutex_unlock(&p_slot->ctrl->crit_sect);
- return 1;
+ return -EINVAL;
}
}