[patch] staging: ozwpan: fix memcmp() test in oz_set_active_pd()
Tomas Winkler
tomas.winkler at intel.com
Sun Aug 19 12:37:29 UTC 2012
> On 18/08/12 09:47, Dan Carpenter wrote:
>>
>> "addr" is a pointer so it's either 4 or 8 bytes, but actually we want
>> to compare 6 bytes (ETH_ALEN).
>>
>> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
>
>
> Acked-by: Rupesh Gujare<rgujare at ozmodevices.com>
why not to use 'if (is_zero_ether_addr())" from linux/etherdevice.h
Thanks
Tomas
>
>
>
>> diff --git a/drivers/staging/ozwpan/ozcdev.c
>> b/drivers/staging/ozwpan/ozcdev.c
>> index d983219..63c1b67 100644
>> --- a/drivers/staging/ozwpan/ozcdev.c
>> +++ b/drivers/staging/ozwpan/ozcdev.c
>> @@ -213,7 +213,7 @@ static int oz_set_active_pd(u8 *addr)
>> if (old_pd)
>> oz_pd_put(old_pd);
>> } else {
>> - if (!memcmp(addr, "\0\0\0\0\0\0", sizeof(addr))) {
>> + if (!memcmp(addr, "\0\0\0\0\0\0", ETH_ALEN)) {
>> spin_lock_bh(&g_cdev.lock);
>> pd = g_cdev.active_pd;
>> g_cdev.active_pd = 0;
>>
>
>
> --
> Regards,
> Rupesh Gujare
>
>
>
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