Currently for jumbo RX monitor MPDU, it will spread across multiple
RX buffers(N). host set length 112 bytes for (N-1) skbs(not include
the last skb), while the expected length should be (2048 - 400
- 112) = 1536 bytes for them, this lead to last skb length
calculation incorrectly, which will be total MPDU length -
112 * (N - 1), this will be over boundary of skb buffer room
easily.
Set length 1536 bytes for (N-1) skbs to fix it.
Change-Id: I4e73673887d5d8197cf64bed5da34a3751df1e33
CRs-Fixed: 3381528
95eec89597