pci: hotplug: pciehp: fix error code path in hpc_power_off_slot
Fix the error code path in hpc_power_off_slot(). The Bad DLLP Mask bit must be restored before return. 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>
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c1ef5cbd03
drivers/pci/hotplug
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@ -711,7 +711,8 @@ static int hpc_power_off_slot(struct slot * slot)
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retval = pcie_write_cmd(slot, slot_cmd, cmd_mask);
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if (retval) {
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err("%s: Write command failed!\n", __FUNCTION__);
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return -1;
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retval = -1;
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goto out;
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}
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dbg("%s: SLOTCTRL %x write cmd %x\n",
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__FUNCTION__, ctrl->cap_base + SLOTCTRL, slot_cmd);
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@ -722,7 +723,7 @@ static int hpc_power_off_slot(struct slot * slot)
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* removed from the slot/adapter.
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*/
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msleep(1000);
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out:
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if (changed)
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pcie_unmask_bad_dllp(ctrl);
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