Currently for rx packet delivery whether it is from monitor mode or
local packet capture path, is handled in NAPI softirq context and
netif_receive_skb() is called without disabling local bh.
In case of local packet capture, for tx packets after the tx_mon tlvs are
parsed, ppdu queue is handled in workqueue context and nbuf is passed
up the stack in rx_mon callback. Because the nbuf push type NAPI is used
this is causing 'BUG: using __this_cpu_add() in preemptible' for
nbuf coming from tx_mon workqueue context.
Fix is to identify the appropriate nbuf push type based on the context.
if caller is from softirq context then use DP_NBUF_PUSH_NAPI or
if caller is from non irq context use DP_NBUF_PUSH_BH_DISABLE.
Change-Id: I71b3be70febed1c077e7d4d36274a4805a33b722
CRs-Fixed: 3631536
69428aa5c5