On 11.05.2015 10:26, Dan Carpenter wrote:
(...)
>> */
>> skb_pull(sub_skb, SNAP_SIZE);
>> - memcpy(skb_push(sub_skb, ETH_ALEN), prxb->src,
>> ETH_ALEN);
>> - memcpy(skb_push(sub_skb, ETH_ALEN), prxb->dst,
>> ETH_ALEN);
>> + memcpy(skb_push(sub_skb, ETH_ALEN), prxb->src,
>> + ETH_ALEN); /* Must be unaligned */
>
>
> Which part isn't aligned? I think they both are.
>
struct rtllib_rxb *prxb = prxbIndicateArray[j];
struct rtllib_rxb {
u8 nr_subframes;
struct sk_buff *subframes[MAX_SUBFRAME_COUNT == 64];
u8 dst[ETH_ALEN]; // here
u8 src[ETH_ALEN]; // here
} __packed;
Either I forgot alignment / packing rules or this fields are never aligned "by
design".
If I remember correctly - I missed it in the first version as well, but then
added BUG into ether_addr_copy().
Regards,
Mateusz
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