diff --git a/hal/hal_btcoex.c b/hal/hal_btcoex.c
index f7735dd..082c7ca 100644
--- a/hal/hal_btcoex.c
+++ b/hal/hal_btcoex.c
@@ -3397,11 +3397,11 @@ hal_btcoex_AntIsolationConfig_ParaFile(
 	_rtw_memset(pHalData->para_file_buf , 0 , MAX_PARA_FILE_BUF_LEN);
 
 
-	rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+	rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 
-	if (rtw_is_file_readable(file_path) == _TRUE)
+	if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 	{
-		rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+		rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 		if (rlen > 0)
 		{
 			rtStatus = _SUCCESS;
diff --git a/hal/hal_com.c b/hal/hal_com.c
index 66a6e30..26c28e4 100755
--- a/hal/hal_com.c
+++ b/hal/hal_com.c
@@ -27,7 +27,7 @@
 //#define CONFIG_GTK_OL_DBG
 
 #ifdef CONFIG_LOAD_PHY_PARA_FROM_FILE
-char	file_path[PATH_LENGTH_MAX];
+char	rtw_file_path[PATH_LENGTH_MAX];
 #endif
 
 void dump_chip_info(HAL_VERSION	ChipVersion)
diff --git a/hal/hal_com_phycfg.c b/hal/hal_com_phycfg.c
index 031b5a2..9802161 100644
--- a/hal/hal_com_phycfg.c
+++ b/hal/hal_com_phycfg.c
@@ -2620,11 +2620,11 @@ phy_ConfigMACWithParaFile(
 
 	if ((pHalData->mac_reg_len == 0) && (pHalData->mac_reg == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -2719,11 +2719,11 @@ phy_ConfigBBWithParaFile(
 
 	if ((pBufLen != NULL) && (*pBufLen == 0) && (pBuf == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -3172,11 +3172,11 @@ phy_ConfigBBWithPgParaFile(
 
 	if ((pHalData->bb_phy_reg_pg_len == 0) && (pHalData->bb_phy_reg_pg == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -3235,11 +3235,11 @@ phy_ConfigBBWithMpParaFile(
 
 	if ((pHalData->bb_phy_reg_mp_len == 0) && (pHalData->bb_phy_reg_mp == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -3371,11 +3371,11 @@ PHY_ConfigRFWithParaFile(
 
 	if ((pBufLen != NULL) && (*pBufLen == 0) && (pBuf == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -3649,11 +3649,11 @@ PHY_ConfigRFWithTxPwrTrackParaFile(
 
 	if ((pHalData->rf_tx_pwr_track_len == 0) && (pHalData->rf_tx_pwr_track == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
@@ -4019,11 +4019,11 @@ PHY_ConfigRFWithPowerLimitTableParaFile(
 
 	if ((pHalData->rf_tx_pwr_lmt_len == 0) && (pHalData->rf_tx_pwr_lmt == NULL))
 	{
-		rtw_merge_string(file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
+		rtw_merge_string(rtw_file_path, PATH_LENGTH_MAX, rtw_phy_file_path, pFileName);
 	
-		if (rtw_is_file_readable(file_path) == _TRUE)
+		if (rtw_is_file_readable(rtw_file_path) == _TRUE)
 		{
-			rlen = rtw_retrieve_from_file(file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
+			rlen = rtw_retrieve_from_file(rtw_file_path, pHalData->para_file_buf, MAX_PARA_FILE_BUF_LEN);
 			if (rlen > 0)
 			{
 				rtStatus = _SUCCESS;
diff --git a/include/hal_com.h b/include/hal_com.h
index 5bf1149..64084d5 100644
--- a/include/hal_com.h
+++ b/include/hal_com.h
@@ -452,7 +452,7 @@ static inline u32 rtw_phydm_ability_get(_adapter *adapter)
 
 #ifdef CONFIG_LOAD_PHY_PARA_FROM_FILE
 extern char *rtw_phy_file_path;
-extern char file_path[PATH_LENGTH_MAX];
+extern char rtw_file_path[PATH_LENGTH_MAX];
 #define GetLineFromBuffer(buffer)   strsep(&buffer, "\n")
 #endif