qcacmn: skip processing duplicate descriptor in dp_rx_err_mpdu_pop

If there's a HW duplicate rx descriptor from hardware,
it'll cause a NULL pointer issue in
__dma_inv_range in dp_rxdma_err_process.
In this case, skip procssing it as a workaround.

CRs-Fixed: 2398327
Change-Id: I5639e5fc9a3a06e6762448ec7cb2ea58d9ae8160
4 files changed