Re: [PATCH] staging: comedi: drivers: addi_apci_3501: Removed variables that is never used
On 28/01/15 22:33, Rickard Strandqvist wrote: Variable ar assigned a value that is never used. I have also removed all the code that thereby serves no purpose. This was found using a static code analysis program called cppcheck Signed-off-by: Rickard Strandqvist --- drivers/staging/comedi/drivers/addi_apci_3501.c |3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/comedi/drivers/addi_apci_3501.c b/drivers/staging/comedi/drivers/addi_apci_3501.c index a726efc..0cdcecc 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3501.c +++ b/drivers/staging/comedi/drivers/addi_apci_3501.c @@ -267,7 +267,6 @@ static irqreturn_t apci3501_interrupt(int irq, void *d) struct apci3501_private *devpriv = dev->private; unsigned int ui_Timer_AOWatchdog; unsigned long ul_Command1; - int i_temp; /* Disable Interrupt */ ul_Command1 = inl(dev->iobase + APCI3501_TIMER_CTRL_REG); @@ -285,7 +284,7 @@ static irqreturn_t apci3501_interrupt(int irq, void *d) ul_Command1 = inl(dev->iobase + APCI3501_TIMER_CTRL_REG); ul_Command1 = ((ul_Command1 & 0xF9FDul) | 1 << 1); outl(ul_Command1, dev->iobase + APCI3501_TIMER_CTRL_REG); - i_temp = inl(dev->iobase + APCI3501_TIMER_STATUS_REG) & 0x1; + inl(dev->iobase + APCI3501_TIMER_STATUS_REG) & 0x1; Same as for hwdrv_apci3501.c, the ' & 0x1' part should be removed to avoid compiler warnings. Keep the inl() call as it might have side-effects for the watchdog functionality of the board. return IRQ_HANDLED; } -- -=( Ian Abbott @ MEV Ltd.E-mail: )=- -=( Web: http://www.mev.co.uk/ )=- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] staging: comedi: drivers: addi_apci_3501: Removed variables that is never used
On 28/01/15 22:33, Rickard Strandqvist wrote: Variable ar assigned a value that is never used. I have also removed all the code that thereby serves no purpose. This was found using a static code analysis program called cppcheck Signed-off-by: Rickard Strandqvist rickard_strandqv...@spectrumdigital.se --- drivers/staging/comedi/drivers/addi_apci_3501.c |3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/comedi/drivers/addi_apci_3501.c b/drivers/staging/comedi/drivers/addi_apci_3501.c index a726efc..0cdcecc 100644 --- a/drivers/staging/comedi/drivers/addi_apci_3501.c +++ b/drivers/staging/comedi/drivers/addi_apci_3501.c @@ -267,7 +267,6 @@ static irqreturn_t apci3501_interrupt(int irq, void *d) struct apci3501_private *devpriv = dev-private; unsigned int ui_Timer_AOWatchdog; unsigned long ul_Command1; - int i_temp; /* Disable Interrupt */ ul_Command1 = inl(dev-iobase + APCI3501_TIMER_CTRL_REG); @@ -285,7 +284,7 @@ static irqreturn_t apci3501_interrupt(int irq, void *d) ul_Command1 = inl(dev-iobase + APCI3501_TIMER_CTRL_REG); ul_Command1 = ((ul_Command1 0xF9FDul) | 1 1); outl(ul_Command1, dev-iobase + APCI3501_TIMER_CTRL_REG); - i_temp = inl(dev-iobase + APCI3501_TIMER_STATUS_REG) 0x1; + inl(dev-iobase + APCI3501_TIMER_STATUS_REG) 0x1; Same as for hwdrv_apci3501.c, the ' 0x1' part should be removed to avoid compiler warnings. Keep the inl() call as it might have side-effects for the watchdog functionality of the board. return IRQ_HANDLED; } -- -=( Ian Abbott @ MEV Ltd.E-mail: abbo...@mev.co.uk )=- -=( Web: http://www.mev.co.uk/ )=- -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/