Re: [patch] staging: wilc1000: NULL dereference on error

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Am 16.07.2016 12:07, schrieb Dan Carpenter:
> We can't pass NULL pointers to destroy_workqueue().
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> 
> diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
> index 0b1760c..78f524f 100644
> --- a/drivers/staging/wilc1000/host_interface.c
> +++ b/drivers/staging/wilc1000/host_interface.c
> @@ -3363,7 +3363,7 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
>  		if (!hif_workqueue) {
>  			netdev_err(vif->ndev, "Failed to create workqueue\n");
>  			result = -ENOMEM;
> -			goto _fail_mq_;
> +			goto _fail_;
>  		}
>  


maybe this is the point where return -ENOMEM; is the most simple solution ?

re,
 wh


>  		setup_timer(&periodic_rssi, GetPeriodicRSSI,
> @@ -3391,7 +3391,6 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
>  
>  	clients_count++;
>  
> -_fail_mq_:
>  	destroy_workqueue(hif_workqueue);
>  _fail_:
>  	return result;
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