--- /usr/src/kernel/linux-2.4.26/net/ipv4/netfilter/ipt_ULOG.c	2003-08-25 15:44:44.000000000 +0400
+++ ipt_ULOG.c	2004-08-09 10:54:04.000000000 +0400
@@ -165,6 +165,7 @@
 	size_t size, copy_len;
 	struct nlmsghdr *nlh;
 	struct ipt_ulog_info *loginfo = (struct ipt_ulog_info *) targinfo;
+	struct timeval now;
 
 	/* ffs == find first bit set, necessary because userspace
 	 * is already shifting groupnumber, but we need unshifted.
@@ -211,8 +212,14 @@
 
 	/* copy hook, prefix, timestamp, payload, etc. */
 	pm->data_len = copy_len;
-	pm->timestamp_sec = (*pskb)->stamp.tv_sec;
-	pm->timestamp_usec = (*pskb)->stamp.tv_usec;
+	if ((*pskb)->stamp.tv_sec) {
+		pm->timestamp_sec = (*pskb)->stamp.tv_sec;
+		pm->timestamp_usec = (*pskb)->stamp.tv_usec;
+	} else {
+		do_gettimeofday(&now);
+		pm->timestamp_sec = now.tv_sec;
+		pm->timestamp_usec = now.tv_usec;
+	}
 	pm->mark = (*pskb)->nfmark;
 	pm->hook = hooknum;
 	if (loginfo->prefix[0] != '\0')