Staging: comedi: Remove parens around return values

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

23 files changed, 115 insertions, 115 deletions

diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_82x54.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_82x54.c
index cd41e39bbced..a6115f480546 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_82x54.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_82x54.c
@@ -396,7 +396,7 @@ int i_APCI1710_InsnConfigInitTimer(struct comedi_device *dev, struct comedi_subd
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -552,7 +552,7 @@ int i_APCI1710_InsnWriteEnableDisableTimer(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -663,7 +663,7 @@ int i_APCI1710_InsnReadAllTimerValue(struct comedi_device *dev, struct comedi_su
 		}
 
 	}			/*  End of Switch */
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -727,7 +727,7 @@ int i_APCI1710_InsnBitsTimer(struct comedi_device *dev, struct comedi_subdevice
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -812,7 +812,7 @@ int i_APCI1710_ReadTimerValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 	/*
@@ -891,7 +891,7 @@ int i_APCI1710_GetTimerOutputLevel(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Chrono.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Chrono.c
index 24fd81333b83..6aab4290cea2 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Chrono.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Chrono.c
@@ -780,7 +780,7 @@ int i_APCI1710_InsnConfigInitChrono(struct comedi_device *dev, struct comedi_sub
 		i_ReturnValue = -2;
 	}
 	data[0] = ul_RealTimingInterval;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1072,7 +1072,7 @@ int i_APCI1710_InsnWriteEnableDisableChrono(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1152,7 +1152,7 @@ int i_APCI1710_InsnReadChrono(struct comedi_device *dev, struct comedi_subdevice
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 
 }
 
@@ -1289,7 +1289,7 @@ int i_APCI1710_GetChronoProgressStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1575,7 +1575,7 @@ int i_APCI1710_ReadChronoValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1752,7 +1752,7 @@ int i_APCI1710_ConvertChronoValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2028,5 +2028,5 @@ int i_APCI1710_InsnBitsChronoDigitalIO(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Dig_io.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Dig_io.c
index 2fb05f392d5f..2047c46f1389 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Dig_io.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Dig_io.c
@@ -433,7 +433,7 @@ int i_APCI1710_InsnReadDigitalIOChlValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -671,7 +671,7 @@ int i_APCI1710_InsnWriteDigitalIOChlOnOff(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1021,5 +1021,5 @@ int i_APCI1710_InsnBitsDigitalIOPortOnOff(struct comedi_device *dev,
 		i_ReturnValue = -9;
 		DPRINTK("NO INPUT/OUTPUT specified\n");
 	}			/* switch INPUT / OUTPUT */
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_INCCPT.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_INCCPT.c
index 5041f651091b..db03acf99f49 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_INCCPT.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_INCCPT.c
@@ -136,7 +136,7 @@ int i_APCI1710_InsnConfigINCCPT(struct comedi_device *dev, struct comedi_subdevi
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -502,7 +502,7 @@ int i_APCI1710_InitCounter(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -627,7 +627,7 @@ int i_APCI1710_CounterAutoTest(struct comedi_device *dev, unsigned char *pb_Test
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1113,7 +1113,7 @@ int i_APCI1710_InitIndex(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1239,7 +1239,7 @@ int i_APCI1710_InitReference(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1362,7 +1362,7 @@ int i_APCI1710_InitExternalStrobe(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 	/*
@@ -1434,7 +1434,7 @@ int i_APCI1710_InitCompareLogic(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1992,7 +1992,7 @@ int i_APCI1710_InitFrequencyMeasurement(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*########################################################################### */
@@ -2065,7 +2065,7 @@ int i_APCI1710_InsnBitsINCCPT(struct comedi_device *dev, struct comedi_subdevice
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2131,7 +2131,7 @@ int i_APCI1710_ClearCounterValue(struct comedi_device *dev, unsigned char b_Modu
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2198,7 +2198,7 @@ int i_APCI1710_ClearAllCounterValue(struct comedi_device *dev)
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2530,7 +2530,7 @@ int i_APCI1710_SetInputFilter(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2616,7 +2616,7 @@ int i_APCI1710_LatchCounter(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2769,7 +2769,7 @@ int i_APCI1710_SetIndexAndReferenceSource(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2849,7 +2849,7 @@ int i_APCI1710_SetDigitalChlOn(struct comedi_device *dev, unsigned char b_ModulN
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2929,7 +2929,7 @@ int i_APCI1710_SetDigitalChlOff(struct comedi_device *dev, unsigned char b_Modul
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*########################################################################### */
@@ -3018,7 +3018,7 @@ int i_APCI1710_InsnWriteINCCPT(struct comedi_device *dev, struct comedi_subdevic
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3105,7 +3105,7 @@ int i_APCI1710_EnableLatchInterrupt(struct comedi_device *dev, unsigned char b_M
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3198,7 +3198,7 @@ int i_APCI1710_DisableLatchInterrupt(struct comedi_device *dev, unsigned char b_
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3288,7 +3288,7 @@ int i_APCI1710_Write16BitCounterValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3357,7 +3357,7 @@ int i_APCI1710_Write32BitCounterValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3455,7 +3455,7 @@ int i_APCI1710_EnableIndex(struct comedi_device *dev, unsigned char b_ModulNbr)
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3549,7 +3549,7 @@ int i_APCI1710_DisableIndex(struct comedi_device *dev, unsigned char b_ModulNbr)
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3653,7 +3653,7 @@ int i_APCI1710_EnableCompareLogic(struct comedi_device *dev, unsigned char b_Mod
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3753,7 +3753,7 @@ int i_APCI1710_DisableCompareLogic(struct comedi_device *dev, unsigned char b_Mo
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 	/*
@@ -3909,7 +3909,7 @@ int i_APCI1710_EnableFrequencyMeasurement(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 	/*
@@ -4026,7 +4026,7 @@ int i_APCI1710_DisableFrequencyMeasurement(struct comedi_device *dev, unsigned c
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*########################################################################### */
@@ -4155,7 +4155,7 @@ int i_APCI1710_InsnReadINCCPT(struct comedi_device *dev, struct comedi_subdevice
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 
 }
 
@@ -4248,7 +4248,7 @@ int i_APCI1710_ReadLatchRegisterStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4332,7 +4332,7 @@ int i_APCI1710_ReadLatchRegisterValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4431,7 +4431,7 @@ int i_APCI1710_Read16BitCounterValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4507,7 +4507,7 @@ int i_APCI1710_Read32BitCounterValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4590,7 +4590,7 @@ int i_APCI1710_GetIndexStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4676,7 +4676,7 @@ int i_APCI1710_GetReferenceStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4744,7 +4744,7 @@ int i_APCI1710_GetUASStatus(struct comedi_device *dev,
 
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4812,7 +4812,7 @@ int i_APCI1710_GetCBStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -4937,7 +4937,7 @@ int i_APCI1710_Get16BitCBStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}			/*  if (b_ModulNbr < 4) */
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -5007,7 +5007,7 @@ int i_APCI1710_GetUDStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -5100,7 +5100,7 @@ int i_APCI1710_GetInterruptUDLatchedStatus(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 	/*
@@ -5359,5 +5359,5 @@ int i_APCI1710_ReadFrequencyMeasurement(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Inp_cpt.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Inp_cpt.c
index b7b0a07d5573..b6e2e3fd49ff 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Inp_cpt.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Inp_cpt.c
@@ -346,7 +346,7 @@ int i_APCI1710_InsnConfigInitPulseEncoder(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -656,7 +656,7 @@ int i_APCI1710_InsnWriteEnableDisablePulseEncoder(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -831,7 +831,7 @@ int i_APCI1710_InsnBitsReadWritePulseEncoder(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 int i_APCI1710_InsnReadInterruptPulseEncoder(struct comedi_device *dev,
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Pwm.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Pwm.c
index 25b33d5b270e..f330093ee3bb 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Pwm.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Pwm.c
@@ -111,7 +111,7 @@ int i_APCI1710_InsnConfigPWM(struct comedi_device *dev, struct comedi_subdevice
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1436,7 +1436,7 @@ int i_APCI1710_InitPWM(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1665,7 +1665,7 @@ int i_APCI1710_GetPWMInitialisation(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1718,7 +1718,7 @@ int i_APCI1710_InsnWritePWM(struct comedi_device *dev, struct comedi_subdevice *
 
 	if (i_ReturnValue >= 0)
 		i_ReturnValue = insn->n;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2029,7 +2029,7 @@ int i_APCI1710_EnablePWM(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2144,7 +2144,7 @@ int i_APCI1710_DisablePWM(struct comedi_device *dev, unsigned char b_ModulNbr, u
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3411,7 +3411,7 @@ int i_APCI1710_SetNewPWMTiming(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -3558,7 +3558,7 @@ int i_APCI1710_InsnReadGetPWMStatus(struct comedi_device *dev, struct comedi_sub
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 int i_APCI1710_InsnBitsReadPWMInterrupt(struct comedi_device *dev,
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Ssi.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Ssi.c
index c1f88cc668a4..7705b7b30579 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Ssi.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Ssi.c
@@ -351,7 +351,7 @@ int i_APCI1710_InsnConfigInitSSI(struct comedi_device *dev, struct comedi_subdev
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -695,7 +695,7 @@ int i_APCI1710_InsnReadSSIValue(struct comedi_device *dev, struct comedi_subdevi
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -844,5 +844,5 @@ int i_APCI1710_InsnBitsSSIDigitalIO(struct comedi_device *dev, struct comedi_sub
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Tor.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Tor.c
index da094a413e03..a9b64e9f745c 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Tor.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Tor.c
@@ -858,7 +858,7 @@ int i_APCI1710_InsnConfigInitTorCounter(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 	data[0] = (unsigned int) ul_RealTimingInterval;
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1375,7 +1375,7 @@ int i_APCI1710_InsnWriteEnableDisableTorCounter(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1637,7 +1637,7 @@ int i_APCI1710_InsnReadGetTorCounterInitialisation(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -2045,5 +2045,5 @@ int i_APCI1710_InsnBitsGetTorCounterProgressStatusAndValue(struct comedi_device
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/APCI1710_Ttl.c b/drivers/staging/comedi/drivers/addi-data/APCI1710_Ttl.c
index 854f79ccca2a..9d32aba3cf3f 100644
--- a/drivers/staging/comedi/drivers/addi-data/APCI1710_Ttl.c
+++ b/drivers/staging/comedi/drivers/addi-data/APCI1710_Ttl.c
@@ -340,7 +340,7 @@ int i_APCI1710_InsnConfigInitTTLIO(struct comedi_device *dev, struct comedi_subd
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -628,7 +628,7 @@ int i_APCI1710_InsnBitsReadTTLIO(struct comedi_device *dev, struct comedi_subdev
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -777,7 +777,7 @@ int i_APCI1710_InsnReadTTLIOAllPortValue(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1034,5 +1034,5 @@ int i_APCI1710_InsnWriteSetTTLIOChlOnOff(struct comedi_device *dev,
 		i_ReturnValue = -2;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/addi_amcc_S5920.c b/drivers/staging/comedi/drivers/addi-data/addi_amcc_S5920.c
index 15d378a465f5..6ada45a46d67 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_amcc_S5920.c
+++ b/drivers/staging/comedi/drivers/addi-data/addi_amcc_S5920.c
@@ -199,5 +199,5 @@ int i_AddiHeaderRW_ReadEeprom(int i_NbOfWordsToRead,
 		w_EepromStartAddress += 2;	/*  to read the next word */
 
 	}			/*  for (...) i_NbOfWordsToRead */
-	return (0);
+	return 0;
 }
diff --git a/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
index 162566d5006c..ccb35aee68b5 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
+++ b/drivers/staging/comedi/drivers/addi-data/addi_eeprom.c
@@ -348,7 +348,7 @@ unsigned short w_EepromReadWord(unsigned short w_PCIBoardEepromAddress, char *pc
 
 	}
 
-	return (w_ReadWord);
+	return w_ReadWord;
 
 }
 
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c
index bbe813b8119f..236b8a31c824 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c
@@ -1209,7 +1209,7 @@ int i_APCI1500_WriteDigitalOutput(struct comedi_device *dev, struct comedi_subde
 		}		/* if else data[3]==1) */
 	}			/* if else data[3]==0) */
 	ui_Temp = data[0];
-	return (insn->n);;
+	return insn->n;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci16xx.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci16xx.c
index 5b7e8e8f28ad..eab7ac1d0f0b 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci16xx.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci16xx.c
@@ -239,7 +239,7 @@ int i_APCI16XX_InsnConfigInitTTLIO(struct comedi_device *dev,
 		}
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -405,7 +405,7 @@ int i_APCI16XX_InsnBitsReadTTLIO(struct comedi_device *dev,
 		}
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -524,7 +524,7 @@ int i_APCI16XX_InsnReadTTLIOAllPortValue(struct comedi_device *dev,
 		i_ReturnValue = -100;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -758,7 +758,7 @@ int i_APCI16XX_InsnBitsWriteTTLIO(struct comedi_device *dev,
 			devpriv->iobase + 20 + ((b_SelectedPort / 4) * 4));
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2032.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2032.c
index 6069894d7f33..ec817082d170 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2032.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2032.c
@@ -290,7 +290,7 @@ int i_APCI2032_WriteDigitalOutput(struct comedi_device *dev, struct comedi_subde
 			return -EINVAL;
 		}		/* if else data[3]==1) */
 	}			/* if else data[3]==0) */
-	return (insn->n);;
+	return insn->n;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
index 9846997e8d28..a853c62a4fd9 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
@@ -330,7 +330,7 @@ int i_APCI2200_WriteDigitalOutput(struct comedi_device *dev, struct comedi_subde
 			return -EINVAL;
 		}		/* if else data[3]==1) */
 	}			/* if else data[3]==0) */
-	return (insn->n);;
+	return insn->n;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index 2b9a38f8ab3c..26aaeaf25683 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -2576,7 +2576,7 @@ int i_APCI3120_InsnWriteDigitalOutput(struct comedi_device *dev,
 
 /* ES05        ui_Temp=data[0] & 0xf0; */
 	devpriv->b_DigitalOutputRegister = data[0] & 0xf0;
-	return (insn->n);
+	return insn->n;
 
 }
 
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c
index 1e591a42dd65..7dda06653402 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3200.c
@@ -243,7 +243,7 @@ int i_AddiHeaderRW_ReadEeprom(int i_NbOfWordsToRead,
 		w_EepromStartAddress += 2;	/*  to read the next word */
 
 	}			/*  for (...) i_NbOfWordsToRead */
-	return (0);
+	return 0;
 }
 
 /*+----------------------------------------------------------------------------+*/
@@ -522,7 +522,7 @@ int i_APCI3200_GetChannelCalibrationValue(struct comedi_device *dev,
 #endif
 	/* End JK 21.10.2004: APCI-3200 / APCI-3300 Reading of EEPROM values */
 
-	return (0);
+	return 0;
 }
 
 /* End JK 21.10.2004: APCI-3200 / APCI-3300 Reading of EEPROM values */
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
index fd74c409b846..30594c8acd35 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
@@ -70,11 +70,11 @@ You shoud also find the complete GPL in the COPYING file accompanying this sourc
 
 int i_APCI3XXX_TestConversionStarted(struct comedi_device *dev)
 {
-	if ((readl((void *)(devpriv->dw_AiBase + 8)) & 0x80000UL) == 0x80000UL) {
-		return (1);
-	} else {
-		return (0);
-	}
+	if ((readl((void *)(devpriv->dw_AiBase + 8)) & 0x80000UL) == 0x80000UL)
+		return 1;
+	else
+		return 0;
+
 }
 
 /*
@@ -268,7 +268,7 @@ int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -326,7 +326,7 @@ int i_APCI3XXX_InsnConfigAnalogInput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -585,7 +585,7 @@ int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
 		printk("Operating mode not configured\n");
 		i_ReturnValue = -1;
 	}
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -757,7 +757,7 @@ int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -888,7 +888,7 @@ int i_APCI3XXX_InsnConfigInitTTLIO(struct comedi_device *dev,
 		}
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1051,7 +1051,7 @@ int i_APCI3XXX_InsnBitsTTLIO(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1157,7 +1157,7 @@ int i_APCI3XXX_InsnReadTTLIO(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1269,7 +1269,7 @@ int i_APCI3XXX_InsnWriteTTLIO(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1334,7 +1334,7 @@ int i_APCI3XXX_InsnReadDigitalInput(struct comedi_device *dev,
 		i_ReturnValue = -3;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1378,7 +1378,7 @@ int i_APCI3XXX_InsnBitsDigitalInput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1481,7 +1481,7 @@ int i_APCI3XXX_InsnBitsDigitalOutput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1557,7 +1557,7 @@ int i_APCI3XXX_InsnWriteDigitalOutput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
@@ -1622,7 +1622,7 @@ int i_APCI3XXX_InsnReadDigitalOutput(struct comedi_device *dev,
 		i_ReturnValue = -101;
 	}
 
-	return (i_ReturnValue);
+	return i_ReturnValue;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/c6xdigio.c b/drivers/staging/comedi/drivers/c6xdigio.c
index abd20dfec08c..0c212ecc76ca 100644
--- a/drivers/staging/comedi/drivers/c6xdigio.c
+++ b/drivers/staging/comedi/drivers/c6xdigio.c
@@ -304,7 +304,7 @@ static int C6X_encInput(unsigned long baseAddr, unsigned channel)
 		timeout++;
 	}
 
-	return (enc.value ^ 0x800000);
+	return enc.value ^ 0x800000;
 }
 
 static void C6X_encResetAll(unsigned long baseAddr)
diff --git a/drivers/staging/comedi/drivers/cb_pcimdda.c b/drivers/staging/comedi/drivers/cb_pcimdda.c
index d59f4d04feb0..0a1b20142953 100644
--- a/drivers/staging/comedi/drivers/cb_pcimdda.c
+++ b/drivers/staging/comedi/drivers/cb_pcimdda.c
@@ -209,7 +209,7 @@ static int ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
 /* returns a maxdata value for a given n_bits */
 static inline unsigned int figure_out_maxdata(int bits)
 {
-	return (((unsigned int) 1 << bits) - 1);
+	return ((unsigned int) 1 << bits) - 1;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/das16m1.c b/drivers/staging/comedi/drivers/das16m1.c
index c29e4dcd51a0..00aa30471cf8 100644
--- a/drivers/staging/comedi/drivers/das16m1.c
+++ b/drivers/staging/comedi/drivers/das16m1.c
@@ -626,7 +626,7 @@ static int das16m1_irq_bits(unsigned int irq)
 		return -1;
 		break;
 	}
-	return (ret << 4);
+	return ret << 4;
 }
 
 /*
diff --git a/drivers/staging/comedi/drivers/ni_stc.h b/drivers/staging/comedi/drivers/ni_stc.h
index 55c8a1d66865..d4d352b6b465 100644
--- a/drivers/staging/comedi/drivers/ni_stc.h
+++ b/drivers/staging/comedi/drivers/ni_stc.h
@@ -318,7 +318,7 @@ enum Clock_and_FOUT_bits {
 };
 static inline unsigned FOUT_Divider(unsigned divider)
 {
-	return (divider & FOUT_Divider_mask);
+	return divider & FOUT_Divider_mask;
 }
 
 #define IO_Bidirection_Pin_Register	57
@@ -759,7 +759,7 @@ enum Configuration_Memory_High_Bits {
 };
 static inline unsigned int AI_CONFIG_CHANNEL(unsigned int channel)
 {
-	return (channel & 0x3f);
+	return channel & 0x3f;
 }
 
 #define ADC_FIFO_Data_Register		0x1c
diff --git a/drivers/staging/comedi/drivers/ni_tio.c b/drivers/staging/comedi/drivers/ni_tio.c
index bdb232635abd..2b0441e646dd 100644
--- a/drivers/staging/comedi/drivers/ni_tio.c
+++ b/drivers/staging/comedi/drivers/ni_tio.c
@@ -149,13 +149,13 @@ static const unsigned ni_660x_max_rtsi_channel = 6;
 static inline unsigned NI_660x_RTSI_Clock(unsigned n)
 {
 	BUG_ON(n > ni_660x_max_rtsi_channel);
-	return (0xb + n);
+	return 0xb + n;
 }
 static const unsigned ni_660x_max_source_pin = 7;
 static inline unsigned NI_660x_Source_Pin_Clock(unsigned n)
 {
 	BUG_ON(n > ni_660x_max_source_pin);
-	return (0x2 + n);
+	return 0x2 + n;
 }
 
 /* clock sources for ni e and m series boards, get bits with Gi_Source_Select_Bits() */