diff options
Diffstat (limited to 'drivers/acpi/glue.c')
| -rw-r--r-- | drivers/acpi/glue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index ea77512ad70c..9d200d5029ca 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -106,6 +106,9 @@ struct acpi_device *acpi_find_child_device(struct acpi_device *parent, struct acpi_device *adev, *ret = NULL; int ret_score = 0; + if (!parent) + return NULL; + list_for_each_entry(adev, &parent->children, node) { unsigned long long addr; acpi_status status; |