> I don't think its very useful since you can simply get this information
> from /proc/cmdline in case something goes wrong, but if you insist at
> least give it a meaningful prefix.
Added.
> The initialization is unnecessary.
Removed.
> Should be >= I think.
Fixed.
Regards,
Rainer
----
--- net/ipv4/ipconfig.c.orig 2007-11-14 09:16:15.800566536 +0100
+++ net/ipv4/ipconfig.c 2007-11-14 10:34:22.471219274 +0100
@@ -139,6 +139,8 @@ __be32 ic_servaddr = NONE; /* Boot serve
__be32 root_server_addr = NONE; /* Address of NFS server */
u8 root_server_path[256] = { 0, }; /* Path to mount as root */
+static char vendor_class_identifier[253]; /* vendor class identifier */
+
/* Persistent data: */
static int ic_proto_used; /* Protocol used, if any */
@@ -580,6 +582,7 @@ ic_dhcp_init_options(u8 *options)
u8 mt = ((ic_servaddr == NONE)
? DHCPDISCOVER : DHCPREQUEST);
u8 *e = options;
+ int len;
#ifdef IPCONFIG_DEBUG
printk("DHCP: Sending message type %d\n", mt);
@@ -620,6 +623,16 @@ ic_dhcp_init_options(u8 *options)
*e++ = sizeof(ic_req_params);
memcpy(e, ic_req_params, sizeof(ic_req_params));
e += sizeof(ic_req_params);
+
+ if (*vendor_class_identifier) {
+ printk(KERN_INFO "DHCP: sending class identifier
\"%s\"\n",
+ vendor_class_identifier);
+ *e++ = 60; /* Class-identifier */
+ len = strlen(vendor_class_identifier);
+ *e++ = len;
+ memcpy(e, vendor_class_identifier, len);
+ e += len;
+ }
}
*e++ = 255; /* End of the list */
@@ -1507,5 +1520,16 @@ static int __init nfsaddrs_config_setup(
return ip_auto_config_setup(addrs);
}
+static int __init vendor_class_identifier_setup(char *addrs)
+{
+ if (strlcpy(vendor_class_identifier, addrs,
+ sizeof(vendor_class_identifier))
+ >= sizeof(vendor_class_identifier))
+ printk(KERN_WARNING "DHCP: vendorclass too long, truncated to
\"%s\"",
+ vendor_class_identifier);
+ return 1;
+}
+
__setup("ip=", ip_auto_config_setup);
__setup("nfsaddrs=", nfsaddrs_config_setup);
+__setup("dhcpclass=", vendor_class_identifier_setup);
-
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