From: Ashok Raj Date: Sat, 19 Nov 2016 08:32:46 +0000 (-0800) Subject: PCI: pciehp: Leave power indicator on when enabling already-enabled slot X-Git-Tag: v4.14-rc1~1865^2~17^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c4ae2adedb38240be5a1a16588406980b948a3e7;p=platform%2Fkernel%2Flinux-rpi.git PCI: pciehp: Leave power indicator on when enabling already-enabled slot If an error occurs when enabling a slot, pciehp_power_thread() turns off the power indicator. But if the only error is that the slot was already enabled, we should leave the power indicator on. Return success if called to enable an already-enabled slot. This is in the same spirit of the special handling for EEXISTS when pciehp_configure_device() determines the slot devices already exist. Signed-off-by: Ashok Raj Signed-off-by: Bjorn Helgaas Reviewed-by: Keith Busch --- diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c index efe69e8..ec0b4c1 100644 --- a/drivers/pci/hotplug/pciehp_ctrl.c +++ b/drivers/pci/hotplug/pciehp_ctrl.c @@ -410,7 +410,7 @@ int pciehp_enable_slot(struct slot *p_slot) if (getstatus) { ctrl_info(ctrl, "Slot(%s): Already enabled\n", slot_name(p_slot)); - return -EINVAL; + return 0; } }