diff --git a/core/mac/inc/sir_api.h b/core/mac/inc/sir_api.h
index becec70169..5a8845e233 100644
--- a/core/mac/inc/sir_api.h
+++ b/core/mac/inc/sir_api.h
@@ -661,10 +661,6 @@ struct bss_description {
 	/* channelId what peer sent in beacon/probersp. */
 	uint8_t channelId;
 	uint32_t chan_freq;
-	/* channelId on which we are parked at. */
-	/* used only in scan case. */
-	uint32_t freq_self;
-	uint8_t sSirBssDescriptionRsvd[3];
 	/* Based on system time, not a relative time. */
 	uint64_t received_time;
 	uint32_t parentTSF;
@@ -675,17 +671,10 @@ struct bss_description {
 #ifdef FEATURE_WLAN_ESE
 	uint16_t QBSSLoad_present;
 	uint16_t QBSSLoad_avail;
-	/* To achieve 8-byte alignment with ESE enabled */
-	uint32_t reservedPadding5;
 #endif
 	/* whether it is from a probe rsp */
 	uint8_t fProbeRsp;
-	/* Actual channel the beacon/probe response was received on */
-	uint32_t rx_freq;
 	tSirMacSeqCtl seq_ctrl;
-	uint32_t WscIeLen;
-	uint8_t WscIeProbeRsp[WSCIE_PROBE_RSP_LEN];
-	uint8_t reservedPadding4;
 	uint32_t tsf_delta;
 	struct scan_mbssid_info mbssid_info;
 #ifdef WLAN_FEATURE_FILS_SK
diff --git a/core/mac/src/pe/lim/lim_api.c b/core/mac/src/pe/lim/lim_api.c
index 7d3a008d0f..3a4268c056 100644
--- a/core/mac/src/pe/lim/lim_api.c
+++ b/core/mac/src/pe/lim/lim_api.c
@@ -2197,7 +2197,6 @@ lim_roam_fill_bss_descr(struct mac_context *mac,
 			cds_freq_to_chan(roam_synch_ind_ptr->chan_freq);
 		bss_desc_ptr->chan_freq = roam_synch_ind_ptr->chan_freq;
 	}
-	bss_desc_ptr->freq_self = bss_desc_ptr->chan_freq;
 
 	bss_desc_ptr->nwType = lim_get_nw_type(
 			mac,
diff --git a/core/mac/src/pe/lim/lim_scan_result_utils.c b/core/mac/src/pe/lim/lim_scan_result_utils.c
index c9900f7280..2bf03e88f2 100644
--- a/core/mac/src/pe/lim/lim_scan_result_utils.c
+++ b/core/mac/src/pe/lim/lim_scan_result_utils.c
@@ -136,9 +136,6 @@ lim_collect_bss_description(struct mac_context *mac,
 	pBssDescr->channelId = channel_num;
 	pBssDescr->chan_freq = wlan_reg_chan_to_freq(mac->pdev, channel_num);
 
-	pBssDescr->freq_self = pBssDescr->chan_freq;
-	pBssDescr->rx_freq = wlan_reg_chan_to_freq(mac->pdev, rx_channel);
-
 	/* set the network type in bss description */
 	pBssDescr->nwType =
 		lim_get_nw_type(mac, channel_num, SIR_MAC_MGMT_FRAME, pBPR);
diff --git a/core/sme/src/csr/csr_api_scan.c b/core/sme/src/csr/csr_api_scan.c
index 2f30d91cf7..24ce57bf1c 100644
--- a/core/sme/src/csr/csr_api_scan.c
+++ b/core/sme/src/csr/csr_api_scan.c
@@ -2634,12 +2634,6 @@ static QDF_STATUS csr_fill_bss_from_scan_entry(struct mac_context *mac_ctx,
 	bss_desc->chan_freq =
 		wlan_reg_chan_to_freq(mac_ctx->pdev,
 				      scan_entry->channel.chan_idx);
-	/* channelId on which we are parked at. */
-	/* used only in scan case. */
-	bss_desc->freq_self =
-		wlan_reg_chan_to_freq(mac_ctx->pdev,
-				      scan_entry->channel.chan_idx);
-	bss_desc->rx_freq = bss_desc->freq_self;
 	bss_desc->received_time =
 		scan_entry->scan_entry_time;
 	bss_desc->startTSF[0] =
@@ -2686,12 +2680,6 @@ static QDF_STATUS csr_fill_bss_from_scan_entry(struct mac_context *mac_ctx,
 	}
 #endif
 	csr_update_bss_with_fils_data(mac_ctx, scan_entry, bss_desc);
-	if (scan_entry->alt_wcn_ie.ptr) {
-		bss_desc->WscIeLen = scan_entry->alt_wcn_ie.len;
-		qdf_mem_copy(bss_desc->WscIeProbeRsp,
-			scan_entry->alt_wcn_ie.ptr,
-			scan_entry->alt_wcn_ie.len);
-	}
 
 	*p_result = bss;
 	return QDF_STATUS_SUCCESS;