From b9233fc77ebda0f4d703b922ce01cb85c00eae07 Mon Sep 17 00:00:00 2001
From: gerald <gerald@f5534014-38df-0310-8fa8-9805f1628bb7>
Date: Fri, 17 Jul 2009 15:59:24 +0000
Subject: Fix an ep buffer overrun introduced in r29130.

git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@29133 f5534014-38df-0310-8fa8-9805f1628bb7
---
 epan/to_str.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

(limited to 'epan/to_str.c')

diff --git a/epan/to_str.c b/epan/to_str.c
index 99d92b6a31..5b9e6ee489 100644
--- a/epan/to_str.c
+++ b/epan/to_str.c
@@ -589,9 +589,15 @@ display_signed_time(gchar *buf, int buflen, gint32 sec, gint32 frac,
 	   a "-" in front of the entire time stamp. */
 	if (frac < 0) {
 		frac = -frac;
-		if (sec >= 0)
-			buf[0] = '-';
-			++buf;	}
+		if (sec >= 0) {
+			if (buflen < 1) {
+			  return;
+			}
+			buf[0] = '\0';
+			buf++;
+			buflen--;
+		}
+	}
 	switch (units) {
 
 	case SECS:
@@ -637,9 +643,14 @@ display_epoch_time(gchar *buf, int buflen, time_t sec, gint32 frac,
 	   a "-" in front of the entire time stamp. */
 	if (frac < 0) {
 		frac = -frac;
-		if (elapsed_secs >= 0)
-			buf[0] = '-';
-			++buf;
+		if (elapsed_secs >= 0) {
+			if (buflen < 1) {
+			  return;
+			}
+			buf[0] = '\0';
+			buf++;
+			buflen--;
+		}
 	}
 	switch (units) {
 
-- 
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