qcacmn: Add sanity check to avoid NULL pointer dereference

Propagation from qcacld-2.0 to qcacmn.

Add sanity check to avoid NULL pointer dereferencing of tx
completion handler callback in hif_send_buffer_cleanup_on_pipe.

Change-Id: If38b4b7cdd1154d8272e5150c6653f90df8f4b5e
CRs-Fixed: 1057490
1 file changed
tree: ed71f0c597c5d33502d25f94ee4ac84c4f9700c3
  1. dp/
  2. hif/
  3. htc/
  4. pld_stub/
  5. qdf/
  6. wmi/
  7. README.txt
  8. VERSION.txt