diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
index 2d2f768bae2e..47392d722f8d 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
@@ -222,6 +222,8 @@ static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
 	struct rtw8723d_efuse *map;
 	int i;
 
+	BUILD_BUG_ON(sizeof(*map) != 268);
+
 	map = (struct rtw8723d_efuse *)log_map;
 
 	efuse->rfe_option = 0;
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
index 17f800f6efbd..ee0f4a0856d5 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
@@ -45,6 +45,8 @@ static int rtw8821c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
 	struct rtw8821c_efuse *map;
 	int i;
 
+	BUILD_BUG_ON(sizeof(*map) != 512);
+
 	map = (struct rtw8821c_efuse *)log_map;
 
 	efuse->rfe_option = map->rfe_option;
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
index 74dfb89b2c94..0deb02924114 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
@@ -38,6 +38,8 @@ static int rtw8822b_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
 	struct rtw8822b_efuse *map;
 	int i;
 
+	BUILD_BUG_ON(sizeof(*map) != 512);
+
 	map = (struct rtw8822b_efuse *)log_map;
 
 	efuse->rfe_option = map->rfe_option;
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
index 964e27887fe2..980c50206c21 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
@@ -41,6 +41,8 @@ static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
 	struct rtw8822c_efuse *map;
 	int i;
 
+	BUILD_BUG_ON(sizeof(*map) != 410);
+
 	map = (struct rtw8822c_efuse *)log_map;
 
 	efuse->rfe_option = map->rfe_option;