[qca-nss-drv] Fix memory leak in receiving an SKB chain

Keep the state of an skb chain in case we stop processing in the
middle of receiving one. Otherwise we leak the partially received
skb.

Change-Id: I85760a08ff67a29e45fd45a5193e85232698b27c
Signed-off-by: Selin Dag <sdag@codeaurora.org>
4 files changed