tree a069ad9cf8e0f4152af9993ebc827d5b48da5018
parent b93f4162bd98e7cd440ac1b5b6dc7af828179b0b
author Denton Gentry <dgentry@google.com> 1406474676 -0700
committer Ke Dong <kedong@google.com> 1414717352 -0700

Correct starting seqno.

sta->last_seq_ctrl is the seq_ctrl field from the last
header seen, need to shift it 4 bits to extract the
sequence number.

Change-Id: I8b4d059e87070dff198cea83309e1a1d329d67f7