We free info, but we forget to remove it from the list. It will cause
unexpected problem when we access the list next time.

Signed-off-by: Wen Congyang <we...@cn.fujitsu.com>
---
 drivers/acpi/acpi_memhotplug.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 8fe0e02..5cafd6b 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -323,6 +323,7 @@ static int acpi_memory_disable_device(struct 
acpi_memory_device *mem_device)
                        if (result)
                                return result;
                }
+               list_del(&info->list);
                kfree(info);
        }

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