Re: [PATCH 09/21] batman-adv: slight optimization of addr compare

[Ding Tianhong]

On 2013/12/23 16:46, Antonio Quartulli wrote:
> On 23/12/13 06:10, Ding Tianhong wrote:
> 
> [...]
> 
>> --- a/net/batman-adv/originator.c
>> +++ b/net/batman-adv/originator.c
>> @@ -41,7 +41,7 @@ int batadv_compare_orig(const struct hlist_node *node, const void *data2)
>>  	const void *data1 = container_of(node, struct batadv_orig_node,
>>  					 hash_entry);
>>  
>> -	return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
>> +	return ether_addr_equal_unaligned(data1, data2) ? 1 : 0;
> 
> ether_addr_equal_unaligned() returns a bool value which is implicitly
> converted to 1 or 0: there is no need for the ternary if anymore.
> 
> 
>>  }
>>  
>>  /**
>> diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
>> index 4add57d..5e66d4b 100644
>> --- a/net/batman-adv/translation-table.c
>> +++ b/net/batman-adv/translation-table.c
>> @@ -51,7 +51,7 @@ static int batadv_compare_tt(const struct hlist_node *node, const void *data2)
>>  	const void *data1 = container_of(node, struct batadv_tt_common_entry,
>>  					 hash_entry);
>>  
>> -	return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
>> +	return ether_addr_equal_unaligned(data1, data2) ? 1 : 0;
> 
> same here
> 
> 
> Moreover, include linux/etherdevice.h in both files as explained in
> point 1) of Documentation/SubmitChecklist
> 
> Thanks.
> 
> 
> 
> Cheers,
> 

Yes, thanks a lot, fix it soon.

Regards
Ding



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