qcacld-3.0: Add OS_IF DSC vdev op protection to indicate mgmt frame api

HDD indicate mgmt frame API is called from scheduler context to send mgmt
frames to user which can happen in parallel to del virtual interface which
can lead to race conditions and stale netdev pointer usage and hence add
OS_IF DSC vdev op protection to indicate mgmt frame API such that when
management frames are getting indicated to user space del virtual interface
transaction is synchronized.

Change-Id: I620225f7a0a46efa6da6d615e3014a8f4f5e43cf
CRs-Fixed: 2543244
3 files changed