From e9f856156f861845c160538d2d5907bf338fa489 Mon Sep 17 00:00:00 2001
From: "Allen.Ye" <allen.ye@mediatek.com>
Date: Mon, 7 Aug 2023 15:27:27 +0800
Subject: [PATCH 32/38] hostapd: mtk: Fix rnr ie length when no need to report
 bss

Fix rnr ie length when no need to report bss. If we don't have content in
TBTT then don't change the length of the ie (*size_offset).

Signed-off-by: Allen.Ye <allen.ye@mediatek.com>
---
 src/ap/ieee802_11.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/ap/ieee802_11.c b/src/ap/ieee802_11.c
index e05a06b..7b6aabb 100755
--- a/src/ap/ieee802_11.c
+++ b/src/ap/ieee802_11.c
@@ -7511,8 +7511,10 @@ static u8 * hostapd_eid_rnr_iface(struct hostapd_data *hapd,
 		}
 
 		start = i;
-		*tbtt_count_pos = RNR_TBTT_INFO_COUNT(tbtt_count - 1);
-		*size_offset = (eid - size_offset) - 1;
+		if (tbtt_count != 0) {
+			*tbtt_count_pos = RNR_TBTT_INFO_COUNT(tbtt_count - 1);
+			*size_offset = (eid - size_offset) - 1;
+		}
 	}
 
 	if (tbtt_count == 0)
-- 
2.18.0