From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
There is no need to artificially supply a property length and fake data
if property has type of boolean.
Remove redundant piece of data and code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Reviewed-and-tested-by: Lukas Wunner <lukas@xxxxxxxxx>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
---
drivers/firmware/efi/apple-properties.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/firmware/efi/apple-properties.c b/drivers/firmware/efi/apple-properties.c
index 9f6bcf173b0e..b9602e0d7b50 100644
--- a/drivers/firmware/efi/apple-properties.c
+++ b/drivers/firmware/efi/apple-properties.c
@@ -52,8 +52,6 @@ struct properties_header {
struct dev_header dev_header[0];
};
-static u8 one __initdata = 1;
-
static void __init unmarshal_key_value_pairs(struct dev_header *dev_header,
struct device *dev, void *ptr,
struct property_entry entry[])
@@ -95,14 +93,9 @@ static void __init unmarshal_key_value_pairs(struct dev_header *dev_header,
key_len - sizeof(key_len));
entry[i].name = key;
- entry[i].is_array = true;
entry[i].length = val_len - sizeof(val_len);
+ entry[i].is_array = !!entry[i].length;
entry[i].pointer.raw_data = ptr + key_len + sizeof(val_len);
- if (!entry[i].length) {
- /* driver core doesn't accept empty properties */
- entry[i].length = 1;
- entry[i].pointer.raw_data = &one;
- }
if (dump_properties) {
dev_info(dev, "property: %s\n", entry[i].name);
--
2.15.1
--
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