--- zzzz-none-000/linux-2.6.28.10/include/net/netlink.h	2009-05-02 18:54:43.000000000 +0000
+++ puma5-6360-529/linux-2.6.28.10/include/net/netlink.h	2009-10-15 12:29:26.000000000 +0000
@@ -332,9 +332,10 @@
  */
 static inline int nlmsg_ok(const struct nlmsghdr *nlh, int remaining)
 {
-	return (remaining >= sizeof(struct nlmsghdr) &&
-		nlh->nlmsg_len >= sizeof(struct nlmsghdr) &&
-		nlh->nlmsg_len <= remaining);
+	return (remaining >= 0 &&
+            (__u32) remaining >= sizeof(struct nlmsghdr) &&
+            nlh->nlmsg_len >= sizeof(struct nlmsghdr) &&
+            nlh->nlmsg_len <= (__u32) remaining);
 }
 
 /**
@@ -368,7 +369,7 @@
 			      struct nlattr *tb[], int maxtype,
 			      const struct nla_policy *policy)
 {
-	if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
+	if (nlh->nlmsg_len < (__u32) nlmsg_msg_size(hdrlen))
 		return -EINVAL;
 
 	return nla_parse(tb, maxtype, nlmsg_attrdata(nlh, hdrlen),
@@ -400,7 +401,7 @@
 static inline int nlmsg_validate(struct nlmsghdr *nlh, int hdrlen, int maxtype,
 				 const struct nla_policy *policy)
 {
-	if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
+	if (nlh->nlmsg_len < (__u32) nlmsg_msg_size(hdrlen))
 		return -EINVAL;
 
 	return nla_validate(nlmsg_attrdata(nlh, hdrlen),