linux-kernel - Re: [PATCH] [resend]The kernel gets no IP from some DHCP servers, 2.6.24

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Date:	Wed, 27 Feb 2008 13:46:55 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Wappler Marcel <Marcel.Wappler@...dgeco.net>
CC:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	davem@...emloft.net, ebiederman@...i.com
Subject: Re: [PATCH] [resend]The kernel gets no IP from some DHCP servers,
 2.6.24

Wappler Marcel wrote:
> --- linux-2.6.24.2/net/ipv4/ipconfig.c	2008-02-21 15:27:47.250890963 +0100
> +++ linux/net/ipv4/ipconfig.c	2008-02-21 15:36:12.686735925 +0100
> @@ -29,6 +29,10 @@
>   *
>   *  Multiple Nameservers in /proc/net/pnp
>   *              --  Josef Siemes <jsiemes@....de>, Aug 2002
> + *
> + *  Bugfix: Not getting an IP from some DHCP servers: RFC2131 page 36
> + *  Table 5 requests DHCPDISCOVER fields ciaddr and siaddr MUST be '0'.
> + *              -- marcel.wappler@...dgeco.net
>   */

Please don't add changelogs to source files, git keeps track of
them.

>  #include <linux/types.h>
> @@ -103,6 +107,7 @@
>  					   - '3' from resolv.h */
>  
>  #define NONE __constant_htonl(INADDR_NONE)
> +#define ZERO __constant_htonl(((unsigned long int) 0x00000000))

This should probably use INADDR_ANY.
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