staging: sm750fb: remove parantheses from return statements

---
 drivers/staging/sm750fb/ddk750_chip.c  | 2 +-
 drivers/staging/sm750fb/ddk750_swi2c.c | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)
 
diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c
index 3c77207..33add64 100644
--- a/drivers/staging/sm750fb/ddk750_chip.c
+++ b/drivers/staging/sm750fb/ddk750_chip.c
@@ -633,7 +633,7 @@ unsigned int formatPllReg(pll_value_t *pPLL)
       | FIELD_VALUE(0, PANEL_PLL_CTRL, N,      pPLL->N)
       | FIELD_VALUE(0, PANEL_PLL_CTRL, M,      pPLL->M);
 
-    return(ulPllReg);
+    return ulPllReg;
 }
 
 
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c b/drivers/staging/sm750fb/ddk750_swi2c.c
index 1249759..8557cce 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.c
+++ b/drivers/staging/sm750fb/ddk750_swi2c.c
@@ -304,7 +304,7 @@ long swI2CWriteByte(unsigned char data)
     if (i<0xff)
         return 0;
     else
-        return (-1);
+        return -1;
 }
 
 /*
@@ -408,10 +408,10 @@ long swI2CInit(
 
     /* Return 0 if the GPIO pins to be used is out of range. The range is only from [0..63] */
     if ((i2cClkGPIO > 31) || (i2cDataGPIO > 31))
-        return (-1);
+        return -1;
 
     if (getChipType() == SM750LE)
-        return( swI2CInit_SM750LE(i2cClkGPIO, i2cDataGPIO) );
+        return swI2CInit_SM750LE(i2cClkGPIO, i2cDataGPIO);
 
     /* Initialize the GPIO pin for the i2c Clock Register */
     g_i2cClkGPIOMuxReg = GPIO_MUX;