---

yaml --- r: 122389 b: refs/heads/master c: ea5693c h: refs/heads/master i: 122387: 37b0606 v: v3
git-mirror · Nov 28, 2008 · 068e222 · 068e222
1 parent d1e8b58
commit 068e222
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ed77a89c30fa03dcb234a84ddea710b3fb7b62da
+refs/heads/master: ea5693ccc553951ae44cb963b28cce85edc275c9
diff --git a/trunk/net/netlink/attr.c b/trunk/net/netlink/attr.c
@@ -83,6 +83,12 @@ static int validate_nla(struct nlattr *nla, int maxtype,
 		if (attrlen < NLA_ALIGN(pt->len) + NLA_HDRLEN + nla_len(nla))
 			return -ERANGE;
 		break;
+	case NLA_NESTED:
+		/* a nested attributes is allowed to be empty; if its not,
+		 * it must have a size of at least NLA_HDRLEN.
+		 */
+		if (attrlen == 0)
+			break;
 	default:
 		if (pt->len)
 			minlen = pt->len;