From: David Laight <david.lai...@aculab.com>
Date: Wed, 26 Feb 2014 16:10:05 +0000
> From: Alexander Aring
>> Signed-off-by: Alexander Aring <alex.ar...@gmail.com>
>> ---
>> net/ieee802154/6lowpan.h | 116
>> +++++++++++++++++++++++++++++++++++++++++++++++
>> 1 file changed, 116 insertions(+)
>>
>> diff --git a/net/ieee802154/6lowpan.h b/net/ieee802154/6lowpan.h
>> index 2b835db..b6ae0bc 100644
>> --- a/net/ieee802154/6lowpan.h
>> +++ b/net/ieee802154/6lowpan.h
>> @@ -306,6 +306,122 @@ static inline void lowpan_push_hc_data(u8 **hc_ptr,
>> const void *data,
>> *hc_ptr += len;
>> }
>>
>> +static inline u8 lowpan_addr_mode_size(const u8 addr_mode)
>> +{
>> + switch (addr_mode) {
>> + case LOWPAN_IPHC_ADDR_00:
>> + return 16;
>> + case LOWPAN_IPHC_ADDR_01:
>> + return 8;
>> + case LOWPAN_IPHC_ADDR_02:
>> + return 2;
>> + default:
>> + return 0;
>> + }
>> +}
>
> The compiler will generate much better code if you index an array instead
> of using a switch statement.
And please mark the array const :-)
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