Re: [PATCH] include/linux/etherdevice.h, kernel 2.6.14

[Eric Piel]

J.A. Magallon wrote:
> Just for curiosity, could you both benchmark this also:
>
> int is_zero_ether_addr0(const unsigned char *addr)
> {
>     return !(((unsigned long *)addr)[0] | ((unsigned short*)addr)[2]);
> }

This is probably safer (wrt 64 bits systems):

int is_zero_ether_addr0(const unsigned char *addr)
{
    return !(((u32*)addr)[0] | ((u16*)addr)[2]);
}

Eric
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