Re: [PATCH v2 1/2] staging: rtl8188eu: Deletion of unnecessary checks before three function calls

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On Wed, Nov 12, 2014 at 09:25:15PM +0100, SF Markus Elfring wrote:
> @@ -487,8 +488,7 @@ static void rtw_usb_if1_deinit(struct adapter *if1)
>  	DBG_88E("+r871xu_dev_remove, hw_init_completed=%d\n",
>  		if1->hw_init_completed);
>  	rtw_free_drv_sw(if1);
> -	if (pnetdev)
> -		rtw_free_netdev(pnetdev);
> +	rtw_free_netdev(pnetdev);

I still feel that hiding the if statement inside the function call makes
the code more subtle and it is a bad harmful thing to do.  This is
especially true if you have trained yourself to know that free_netdev()
can't accept NULL pointers.

regards,
dan carpenter

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