Merge branch 'linus' into tracing/mmiotrace

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/acpi/dispatcher/dsfield.c b/drivers/acpi/dispatcher/dsfield.c
index c78078315be9..f988a5e7d2b4 100644
--- a/drivers/acpi/dispatcher/dsfield.c
+++ b/drivers/acpi/dispatcher/dsfield.c
@@ -450,10 +450,6 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
                 return_ACPI_STATUS(AE_BAD_PARAMETER);
         }
 
-        if (!arg) {
-                return_ACPI_STATUS(AE_AML_NO_OPERAND);
-        }
-
         /* Creating new namespace node(s), should not already exist */
 
         flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
@@ -467,6 +463,7 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
 
         /*
          * Walk the list of entries in the field_list
+         * Note: field_list can be of zero length. In this case, Arg will be NULL.
          */
         while (arg) {
                 /*