From 781324a487c87bfac5143b61be69f15ce232dfc3 Mon Sep 17 00:00:00 2001
From: "scc%mozilla.org" <scc%mozilla.org>
Date: Thu, 29 Jun 2000 22:04:22 +0000
Subject: [PATCH] bug #17294, fixed a dogfood+ assert described in this bug,
 though unrelated to the underlying problem 17294 is really about. r=BenB;
 a=jar

---
 mailnews/mime/src/mimetpla.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mailnews/mime/src/mimetpla.cpp b/mailnews/mime/src/mimetpla.cpp
index 49b4afde511..659e0f7622b 100644
--- a/mailnews/mime/src/mimetpla.cpp
+++ b/mailnews/mime/src/mimetpla.cpp
@@ -401,7 +401,8 @@ MimeInlineTextPlain_parse_line (char *line, PRInt32 length, MimeObject *obj)
 
 
     // recognize signature
-    if (lineSourceStr.First() == '-'
+    if ((lineSourceStr.Length() >= 4)
+        && lineSourceStr.First() == '-'
         && lineSourceStr.EqualsWithConversion("-- ", PR_FALSE, 3)
         && (lineSourceStr[3] == '\r' || lineSourceStr[3] == '\n') )
     {