diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc.c
index 1128626f6e..24bee6de0a 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc.c
@@ -1736,7 +1736,7 @@ HAL_StatusTypeDef HAL_ADC_ConfigChannel(ADC_HandleTypeDef* hadc, ADC_ChannelConf
       {
         SET_BIT(ADC->CCR, ADC_CCR_TSVREFE);
         
-        if ((sConfig->Channel == ADC_CHANNEL_TEMPSENSOR))
+        if (sConfig->Channel == ADC_CHANNEL_TEMPSENSOR)
         {
           /* Delay for temperature sensor stabilization time */
           /* Compute number of CPU cycles to wait for */
diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc_ex.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc_ex.c
index bcf881db0b..320a774b5a 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc_ex.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_adc_ex.c
@@ -845,7 +845,7 @@ HAL_StatusTypeDef HAL_ADCEx_InjectedConfigChannel(ADC_HandleTypeDef* hadc, ADC_I
   {
     SET_BIT(ADC->CCR, ADC_CCR_TSVREFE);
     
-    if ((sConfigInjected->InjectedChannel == ADC_CHANNEL_TEMPSENSOR))
+    if (sConfigInjected->InjectedChannel == ADC_CHANNEL_TEMPSENSOR)
     {
       /* Delay for temperature sensor stabilization time */
       /* Compute number of CPU cycles to wait for */
diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_rtc_ex.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_rtc_ex.c
index 8268848235..fdaf9e659d 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_rtc_ex.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_rtc_ex.c
@@ -1087,7 +1087,7 @@ HAL_StatusTypeDef HAL_RTCEx_SetTamper(RTC_HandleTypeDef *hrtc, RTC_TamperTypeDef
   hrtc->State = HAL_RTC_STATE_BUSY;
 
 #if defined(STM32L100xBA) || defined (STM32L151xBA) || defined (STM32L152xBA) || defined(STM32L100xC) || defined (STM32L151xC) || defined (STM32L152xC) || defined (STM32L162xC) || defined(STM32L151xCA) || defined (STM32L151xD) || defined (STM32L152xCA) || defined (STM32L152xD) || defined (STM32L162xCA) || defined (STM32L162xD) || defined(STM32L151xE) || defined(STM32L151xDX) || defined (STM32L152xE) || defined (STM32L152xDX) || defined (STM32L162xE) || defined (STM32L162xDX)   
-  if((sTamper->Trigger == RTC_TAMPERTRIGGER_RISINGEDGE))
+  if(sTamper->Trigger == RTC_TAMPERTRIGGER_RISINGEDGE)
   {
     /* Configure the RTC_TAFCR register */
     sTamper->Trigger = RTC_TAMPERTRIGGER_RISINGEDGE;
@@ -1150,7 +1150,7 @@ HAL_StatusTypeDef HAL_RTCEx_SetTamper_IT(RTC_HandleTypeDef *hrtc, RTC_TamperType
 
 #if defined(STM32L100xBA) || defined (STM32L151xBA) || defined (STM32L152xBA) || defined(STM32L100xC) || defined (STM32L151xC) || defined (STM32L152xC) || defined (STM32L162xC) || defined(STM32L151xCA) || defined (STM32L151xD) || defined (STM32L152xCA) || defined (STM32L152xD) || defined (STM32L162xCA) || defined (STM32L162xD) || defined(STM32L151xE) || defined(STM32L151xDX) || defined (STM32L152xE) || defined (STM32L152xDX) || defined (STM32L162xE) || defined (STM32L162xDX)   
   /* Configure the tamper trigger */
-  if((sTamper->Trigger == RTC_TAMPERTRIGGER_RISINGEDGE))
+  if(sTamper->Trigger == RTC_TAMPERTRIGGER_RISINGEDGE)
   {
     sTamper->Trigger = RTC_TAMPERTRIGGER_RISINGEDGE;
   }
diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_tim.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_tim.c
index e1c4490280..864371e9c4 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_tim.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_tim.c
@@ -393,11 +393,11 @@ HAL_StatusTypeDef HAL_TIM_Base_Start_DMA(TIM_HandleTypeDef *htim, uint32_t *pDat
   /* Check the parameters */
   assert_param(IS_TIM_DMA_INSTANCE(htim->Instance));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if((pData == 0 ) && (Length > 0))
     {
@@ -767,11 +767,11 @@ HAL_StatusTypeDef HAL_TIM_OC_Start_DMA(TIM_HandleTypeDef *htim, uint32_t Channel
   /* Check the parameters */
   assert_param(IS_TIM_CCX_INSTANCE(htim->Instance, Channel));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if(((uint32_t)pData == 0 ) && (Length > 0))
     {
@@ -1246,11 +1246,11 @@ HAL_StatusTypeDef HAL_TIM_PWM_Start_DMA(TIM_HandleTypeDef *htim, uint32_t Channe
   /* Check the parameters */
   assert_param(IS_TIM_CCX_INSTANCE(htim->Instance, Channel));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if(((uint32_t)pData == 0 ) && (Length > 0))
     {
@@ -1721,11 +1721,11 @@ HAL_StatusTypeDef HAL_TIM_IC_Start_DMA(TIM_HandleTypeDef *htim, uint32_t Channel
   assert_param(IS_TIM_CCX_INSTANCE(htim->Instance, Channel));
   assert_param(IS_TIM_DMA_CC_INSTANCE(htim->Instance));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if((pData == 0 ) && (Length > 0))
     {
@@ -2512,11 +2512,11 @@ HAL_StatusTypeDef HAL_TIM_Encoder_Start_DMA(TIM_HandleTypeDef *htim, uint32_t Ch
   /* Check the parameters */
   assert_param(IS_TIM_DMA_CC_INSTANCE(htim->Instance));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if((((pData1 == 0) || (pData2 == 0) )) && (Length > 0))
     {
@@ -3240,11 +3240,11 @@ HAL_StatusTypeDef HAL_TIM_DMABurst_WriteStart(TIM_HandleTypeDef *htim, uint32_t
   assert_param(IS_TIM_DMA_SOURCE(BurstRequestSrc));
   assert_param(IS_TIM_DMA_LENGTH(BurstLength));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if((BurstBuffer == 0 ) && (BurstLength > 0))
     {
@@ -3448,11 +3448,11 @@ HAL_StatusTypeDef HAL_TIM_DMABurst_ReadStart(TIM_HandleTypeDef *htim, uint32_t B
   assert_param(IS_TIM_DMA_SOURCE(BurstRequestSrc));
   assert_param(IS_TIM_DMA_LENGTH(BurstLength));
 
-  if((htim->State == HAL_TIM_STATE_BUSY))
+  if(htim->State == HAL_TIM_STATE_BUSY)
   {
      return HAL_BUSY;
   }
-  else if((htim->State == HAL_TIM_STATE_READY))
+  else if(htim->State == HAL_TIM_STATE_READY)
   {
     if((BurstBuffer == 0 ) && (BurstLength > 0))
     {
diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_uart.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_uart.c
index 65a039cac1..62c390d12e 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_uart.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_uart.c
@@ -1904,7 +1904,7 @@ static void UART_SetConfig(UART_HandleTypeDef *huart)
   if(huart->Init.OverSampling == UART_OVERSAMPLING_8)
   {
     /*------- UART-associated USART registers setting : BRR Configuration ------*/
-    if((huart->Instance == USART1))
+    if(huart->Instance == USART1)
     {
       huart->Instance->BRR = UART_BRR_SAMPLING8(HAL_RCC_GetPCLK2Freq(), huart->Init.BaudRate);
     }
@@ -1916,7 +1916,7 @@ static void UART_SetConfig(UART_HandleTypeDef *huart)
   else
   {
     /*------- UART-associated USART registers setting : BRR Configuration ------*/
-    if((huart->Instance == USART1))
+    if(huart->Instance == USART1)
     {
       huart->Instance->BRR = UART_BRR_SAMPLING16(HAL_RCC_GetPCLK2Freq(), huart->Init.BaudRate);
     }
diff --git a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_usart.c b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_usart.c
index 068d2b46db..116e7f0608 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_usart.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/device/stm32l1xx_hal_usart.c
@@ -1873,7 +1873,7 @@ static void USART_SetConfig(USART_HandleTypeDef *husart)
   CLEAR_BIT(husart->Instance->CR3, (uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE));
 
   /*-------------------------- USART BRR Configuration -----------------------*/
-  if((husart->Instance == USART1))
+  if(husart->Instance == USART1)
   {
     husart->Instance->BRR = USART_BRR(HAL_RCC_GetPCLK2Freq(), husart->Init.BaudRate);
   }