Re: [PATCH] ixp4xx_eth: Delete an unnecessary check before the function call "dma_pool_destroy"

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



SF Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> writes:

> The dma_pool_destroy() function tests whether its argument is NULL
> and then returns immediately. Thus the test around the call is not needed.
>
> This issue was detected by using the Coccinelle software.

> --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
> +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
> @@ -1192,7 +1192,7 @@ static void destroy_queues(struct port *port)
>  		port->desc_tab = NULL;
>  	}
>  
> -	if (!ports_open && dma_pool) {
> +	if (!ports_open) {
>  		dma_pool_destroy(dma_pool);
>  		dma_pool = NULL;
>  	}

Acked-by: Krzysztof Halasa <khalasa@xxxxxxx>
-- 
Krzysztof Halasa

Industrial Research Institute for Automation and Measurements PIAP
Al. Jerozolimskie 202, 02-486 Warsaw, Poland
--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux