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author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-03-08 11:00:10 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2018-03-09 10:58:21 +0300 |
commit | 6e98503dba64e721ba839e75dca036266ec0140f (patch) | |
tree | 0cb9c434705e4736a97f4932abd85b6a463a09ec /drivers/firmware/efi | |
parent | 6b31a2fa1e8f7bc6c2a474b4a12dad7a145cf83d (diff) | |
download | linux-6e98503dba64e721ba839e75dca036266ec0140f.tar.xz |
efi/apple-properties: Remove redundant attribute initialization from unmarshal_key_value_pairs()
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.
Reviewed-and-tested-by: Lukas Wunner <lukas@wunner.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/20180308080020.22828-3-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/firmware/efi')
-rw-r--r-- | drivers/firmware/efi/apple-properties.c | 9 |
1 files changed, 1 insertions, 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); |