diff --git a/core/hdd/inc/wlan_hdd_nan.h b/core/hdd/inc/wlan_hdd_nan.h
index 8fd59d67ab51..acd4d2ec1cd8 100644
--- a/core/hdd/inc/wlan_hdd_nan.h
+++ b/core/hdd/inc/wlan_hdd_nan.h
@@ -31,23 +31,6 @@ struct hdd_context;
 struct wiphy;
 struct wireless_dev;
 
-/**
- * wlan_hdd_cfg80211_nan_request() - handle NAN request
- * @wiphy:   pointer to wireless wiphy structure.
- * @wdev:    pointer to wireless_dev structure.
- * @data:    Pointer to the data to be passed via vendor interface
- * @data_len:Length of the data to be passed
- *
- * This function is called by userspace to send a NAN request to
- * firmware.  This is an SSR-protected wrapper function.
- *
- * Return: 0 on success, negative errno on failure
- */
-int wlan_hdd_cfg80211_nan_request(struct wiphy *wiphy,
-				  struct wireless_dev *wdev,
-				  const void *data,
-				  int data_len);
-
 bool wlan_hdd_nan_is_supported(struct hdd_context *hdd_ctx);
 
 /**
@@ -68,15 +51,6 @@ int wlan_hdd_cfg80211_nan_ext_request(struct wiphy *wiphy,
 				      int data_len);
 
 #define FEATURE_NAN_VENDOR_COMMANDS					\
-	{                                                               \
-		.info.vendor_id = QCA_NL80211_VENDOR_ID,                \
-		.info.subcmd = QCA_NL80211_VENDOR_SUBCMD_NAN,           \
-		.flags = WIPHY_VENDOR_CMD_NEED_WDEV |                   \
-			 WIPHY_VENDOR_CMD_NEED_NETDEV |                 \
-			 WIPHY_VENDOR_CMD_NEED_RUNNING,                 \
-		.doit = wlan_hdd_cfg80211_nan_request,                  \
-		vendor_command_policy(VENDOR_CMD_RAW_DATA, 0)           \
-	},								\
 	{                                                               \
 		.info.vendor_id = QCA_NL80211_VENDOR_ID,                \
 		.info.subcmd = QCA_NL80211_VENDOR_SUBCMD_NAN_EXT,       \
diff --git a/core/hdd/src/wlan_hdd_nan.c b/core/hdd/src/wlan_hdd_nan.c
index 79ab02c9fc32..1cee02031bfb 100644
--- a/core/hdd/src/wlan_hdd_nan.c
+++ b/core/hdd/src/wlan_hdd_nan.c
@@ -50,65 +50,6 @@ bool wlan_hdd_nan_is_supported(struct hdd_context *hdd_ctx)
 		sme_is_feature_supported_by_fw(NAN);
 }
 
-/**
- * __wlan_hdd_cfg80211_nan_request() - cfg80211 NAN request handler
- * @wiphy: driver's wiphy struct
- * @wdev: wireless device to which the request is targeted
- * @data: actual request data (netlink-encapsulated)
- * @data_len: length of @data
- *
- * This is called when userspace needs to send a nan request to
- * firmware. The wlan host driver simply de-encapsulates the
- * request from the netlink payload and then forwards it to
- * firmware via SME.
- *
- * Return: 0 on success, negative errno on failure
- */
-static int __wlan_hdd_cfg80211_nan_request(struct wiphy *wiphy,
-					   struct wireless_dev *wdev,
-					   const void *data, int data_len)
-{
-	int ret_val;
-	struct hdd_context *hdd_ctx = wiphy_priv(wiphy);
-
-	hdd_enter_dev(wdev->netdev);
-
-	ret_val = wlan_hdd_validate_context(hdd_ctx);
-	if (ret_val)
-		return ret_val;
-
-	if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) {
-		hdd_err_rl("Command not allowed in FTM mode");
-		return -EPERM;
-	}
-
-	if (!cfg_nan_get_enable(hdd_ctx->psoc)) {
-		hdd_err_rl("NaN support is not enabled in INI");
-		return -EPERM;
-	}
-
-	return os_if_nan_legacy_req(hdd_ctx->psoc, data, data_len);
-}
-
-int wlan_hdd_cfg80211_nan_request(struct wiphy *wiphy,
-				  struct wireless_dev *wdev, const void *data,
-				  int data_len)
-
-{
-	struct osif_psoc_sync *psoc_sync;
-	int errno;
-
-	errno = osif_psoc_sync_op_start(wiphy_dev(wiphy), &psoc_sync);
-	if (errno)
-		return errno;
-
-	errno = __wlan_hdd_cfg80211_nan_request(wiphy, wdev, data, data_len);
-
-	osif_psoc_sync_op_stop(psoc_sync);
-
-	return errno;
-}
-
 /**
  * __wlan_hdd_cfg80211_nan_ext_request() - cfg80211 NAN extended request handler
  * @wiphy: driver's wiphy struct
diff --git a/os_if/nan/inc/os_if_nan.h b/os_if/nan/inc/os_if_nan.h
index 442ec270480d..168078df2759 100644
--- a/os_if/nan/inc/os_if_nan.h
+++ b/os_if/nan/inc/os_if_nan.h
@@ -155,18 +155,6 @@ static inline QDF_STATUS os_if_nan_set_ndp_delete_transaction_id(
 	return ucfg_nan_set_ndp_delete_transaction_id(vdev, val);
 }
 
-/**
- * os_if_nan_legacy_req: os_if api to handle NAN requests attached to the vendor
- * command QCA_NL80211_VENDOR_SUBCMD_NAN
- * @psoc: pointer to psoc object
- * @data: request data. contains vendor cmd tlvs
- * @data_len: length of data
- *
- * Return: status of operation
- */
-int os_if_nan_legacy_req(struct wlan_objmgr_psoc *psoc, const void *data,
-			 int data_len);
-
 /**
  * os_if_process_nan_req: os_if api to handle NAN requests attached to the
  * vendor command QCA_NL80211_VENDOR_SUBCMD_NAN_EXT
diff --git a/os_if/nan/src/os_if_nan.c b/os_if/nan/src/os_if_nan.c
index 80d0b9dbf563..bf0c4b4959ff 100644
--- a/os_if/nan/src/os_if_nan.c
+++ b/os_if/nan/src/os_if_nan.c
@@ -2523,40 +2523,6 @@ static int os_if_nan_generic_req(struct wlan_objmgr_psoc *psoc,
 	return qdf_status_to_os_return(status);
 }
 
-int os_if_nan_legacy_req(struct wlan_objmgr_psoc *psoc, const void *data,
-			 int data_len)
-{
-	struct nan_generic_req *nan_req;
-	QDF_STATUS status;
-
-	if (data_len > NAN_CMD_MAX_SIZE) {
-		osif_err("NAN request exceeding max allowed size");
-		return -EINVAL;
-	}
-
-	nan_req = qdf_mem_malloc(sizeof(*nan_req) + data_len);
-	if (!nan_req)
-		return -ENOMEM;
-
-	nan_req->psoc = psoc;
-	nan_req->params.request_data_len = data_len;
-	qdf_mem_copy(nan_req->params.request_data, data, data_len);
-
-	/*
-	 * Send legacy NAN requests with type GENERIC, these will be treated as
-	 * passthrough by the driver. These will not affect the NAN state
-	 * machine or policy manager.
-	 */
-	status = ucfg_nan_discovery_req(nan_req, NAN_GENERIC_REQ);
-
-	if (QDF_IS_STATUS_ERROR(status))
-		osif_err("Failed to post NAN request");
-
-	qdf_mem_free(nan_req);
-
-	return qdf_status_to_os_return(status);
-}
-
 static int os_if_process_nan_disable_req(struct wlan_objmgr_psoc *psoc,
 					 struct nlattr **tb)
 {