qcacmn: Enabled asserts in Rx error path

Enable qdf_assert on rx error path to detect corruption issues.
Also add a magic word in rx_desc and compare on rx indications
to detect any corruption issues early in the path

Change-Id: I4df1220f19c891928f9687f40de6f2118b530db2
CRs-Fixed: 2004658

dp/wifi3.0/dp_rx.h

@@ -45,6 +45,8 @@
 	(((_peer_metadata) & DP_PEER_METADATA_VDEV_ID_MASK)	\
 			>> DP_PEER_METADATA_VDEV_ID_SHIFT)
 
+#define DP_RX_DESC_MAGIC 0xdec0de
+
 /**
  * struct dp_rx_desc
  *
@@ -65,6 +67,9 @@ struct dp_rx_desc {
 	uint8_t *rx_buf_start;
 	uint32_t cookie;
 	uint8_t	 pool_id;
+#ifdef RX_DESC_DEBUG_CHECK
+	uint32_t magic;
+#endif
 };
 
 #define RX_DESC_COOKIE_INDEX_SHIFT		0