Re: [PATCH] net: wireless: iwlwifi: remove minor dead code

[Sergei Shtylyov]

Hello.

On 10-11-2013 23:06, Michal Nazarewicz wrote:

> From: Michal Nazarewicz <mina86@xxxxxxxxxx>

> inta is checked to be zero in a IRQ_NONE branch so afterwards it
> cannot be zero as it is never modified.

> Signed-off-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
> ---
>   drivers/net/wireless/iwlwifi/pcie/rx.c | 23 ++++++++---------------
>   1 file changed, 8 insertions(+), 15 deletions(-)

> diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c
> index 3f237b4..c32122a 100644
> --- a/drivers/net/wireless/iwlwifi/pcie/rx.c
> +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c
[...]
> @@ -1150,7 +1149,13 @@ static irqreturn_t iwl_pcie_isr(int irq, void *data)
>   	 * or due to sporadic interrupts thrown from our NIC. */
>   	if (!inta) {
>   		IWL_DEBUG_ISR(trans, "Ignore interrupt, inta == 0\n");
> -		goto none;
> +		/* re-enable interrupts here since we don't have anything to
> +		 * service.  only Re-enable if disabled by irq and no
> +		 * schedules tasklet. */

   The preferred way of formatting the multi-line comments in the networking 
code is this:

/* bla
 * bla
 */

WBR, Sergei

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