qcacmn: Fix KW Null dereferencing issues
Fix static analysis KW issues related to
NULL dereferencing.
CRs-fixed: 2220248
Change-Id: Iecf37218782133eaf94f81d975478d71e308eca3
diff --git a/dp/wifi3.0/dp_rx_mon_status.c b/dp/wifi3.0/dp_rx_mon_status.c
index edb3c2a..03ab9e9 100644
--- a/dp/wifi3.0/dp_rx_mon_status.c
+++ b/dp/wifi3.0/dp_rx_mon_status.c
@@ -724,13 +724,22 @@
paddr = qdf_nbuf_get_frag_paddr(rx_netbuf, 0);
next = (*desc_list)->next;
+ rxdma_ring_entry = hal_srng_src_get_next(dp_soc->hal_soc,
+ rxdma_srng);
+
+ if (qdf_unlikely(rxdma_ring_entry == NULL)) {
+ QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
+ "[%s][%d] rxdma_ring_entry is NULL, count - %d\n",
+ __func__, __LINE__, count);
+ qdf_nbuf_unmap_single(dp_soc->osdev, rx_netbuf,
+ QDF_DMA_BIDIRECTIONAL);
+ qdf_nbuf_free(rx_netbuf);
+ break;
+ }
(*desc_list)->rx_desc.nbuf = rx_netbuf;
(*desc_list)->rx_desc.in_use = 1;
-
count++;
- rxdma_ring_entry = hal_srng_src_get_next(dp_soc->hal_soc,
- rxdma_srng);
hal_rxdma_buff_addr_info_set(rxdma_ring_entry, paddr,
(*desc_list)->rx_desc.cookie, owner);