From a225bafdbbf531b68276f25d749dd704bb89245f Mon Sep 17 00:00:00 2001
From: Martin Kojtal <c0170@rocketmail.com>
Date: Wed, 21 Sep 2016 13:00:43 +0100
Subject: [PATCH] RNG - fix warnings due to obj not used for some targets

---
 .../TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/rng_api.c  | 3 +++
 .../TARGET_KSDK2_MCUS/TARGET_MCU_K64F/rng_api.c               | 3 +++
 hal/targets/hal/TARGET_NUVOTON/TARGET_NUC472/rng_api.c        | 4 ++++
 3 files changed, 10 insertions(+)

diff --git a/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/rng_api.c b/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/rng_api.c
index 397d434032..2a604cf007 100644
--- a/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/rng_api.c
+++ b/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/rng_api.c
@@ -30,6 +30,7 @@
 
 void rng_init(rng_t *obj)
 {
+    (void)obj;
     CLOCK_EnableClock(kCLOCK_Rnga0);
     CLOCK_DisableClock(kCLOCK_Rnga0);
     CLOCK_EnableClock(kCLOCK_Rnga0);
@@ -37,6 +38,7 @@ void rng_init(rng_t *obj)
 
 void rng_free(rng_t *obj)
 {
+    (void)obj;
     CLOCK_DisableClock(kCLOCK_Rnga0);
 }
 
@@ -58,6 +60,7 @@ static void rng_get_byte(unsigned char *byte)
 
 int rng_get_bytes(rng_t *obj, uint8_t *output, size_t length, size_t *output_length)
 {
+    (void)obj;
     size_t i;
     int ret;
 
diff --git a/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_MCU_K64F/rng_api.c b/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_MCU_K64F/rng_api.c
index 67404563de..027a98cd73 100644
--- a/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_MCU_K64F/rng_api.c
+++ b/hal/targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_MCU_K64F/rng_api.c
@@ -30,6 +30,7 @@
 
 void rng_init(rng_t *obj)
 {
+    (void)obj;
     CLOCK_EnableClock(kCLOCK_Rnga0);
     CLOCK_DisableClock(kCLOCK_Rnga0);
     CLOCK_EnableClock(kCLOCK_Rnga0);
@@ -37,6 +38,7 @@ void rng_init(rng_t *obj)
 
 void rng_free(rng_t *obj)
 {
+    (void)obj;
     CLOCK_DisableClock(kCLOCK_Rnga0);
 }
 
@@ -58,6 +60,7 @@ static void rng_get_byte(unsigned char *byte)
 
 int rng_get_bytes(rng_t *obj, uint8_t *output, size_t length, size_t *output_length)
 {
+    (void)obj;
     size_t i;
     int ret;
 
diff --git a/hal/targets/hal/TARGET_NUVOTON/TARGET_NUC472/rng_api.c b/hal/targets/hal/TARGET_NUVOTON/TARGET_NUC472/rng_api.c
index 5885cf147b..dd45bdf4ba 100644
--- a/hal/targets/hal/TARGET_NUVOTON/TARGET_NUC472/rng_api.c
+++ b/hal/targets/hal/TARGET_NUVOTON/TARGET_NUC472/rng_api.c
@@ -58,6 +58,7 @@ static void rng_get(unsigned char *pConversionData)
 
 void rng_init(rng_t *obj)
 {
+    (void)obj;
     /* Unlock protected registers */
     SYS_UnlockReg();    
     /* Enable IP clock */
@@ -72,6 +73,7 @@ void rng_init(rng_t *obj)
 
 void rng_free(rng_t *obj)
 {
+    (void)obj;
     PRNG_DISABLE_INT();
     NVIC_DisableIRQ(CRPT_IRQn);
     //CLK_DisableModuleClock(CRPT_MODULE);
@@ -79,6 +81,8 @@ void rng_free(rng_t *obj)
 
 int rng_get_bytes(rng_t *obj, uint8_t *output, size_t length, size_t *output_length)
 {
+    (void)obj;
+
     *output_length = 0;
     if (length < 32) {
         unsigned char tmpBuff[32];