netdev - Re: [patch] isdn: fix a wrapping bug in isdn_ppp

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Date:	Wed, 10 Oct 2012 03:41:24 -0700
From:	Joe Perches <joe@...ches.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Karsten Keil <isdn@...ux-pingi.de>,
	"David S. Miller" <davem@...emloft.net>,
	Masanari Iida <standby24x7@...il.com>, netdev@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [patch] isdn: fix a wrapping bug in isdn_ppp_ioctl()

On Wed, 2012-10-10 at 03:19 -0700, Joe Perches wrote:
> diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
[]
>  	struct isdn_ppp_comp_data data;
> @@ -589,16 +589,15 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
>  		break;
>  	case PPPIOCGCOMPRESSORS:
>  	{
> -		unsigned long protos[8] = {0,};
> +		DECLARE_BITMAP(protos, BITS_PER_LONG * 8) = { 0, };

s/BITS_PER_LONG/sizeof(long)/duh...


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