From e0efafa6f883940863c88d9b29aaddb27cdc4394 Mon Sep 17 00:00:00 2001
From: "pollmann%netscape.com" <pollmann%netscape.com>
Date: Sat, 25 Mar 2000 03:38:51 +0000
Subject: [PATCH] Bug 25330: Form with no action specified should truncate old
 query string r=harishd

---
 layout/html/forms/src/nsFormFrame.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/layout/html/forms/src/nsFormFrame.cpp b/layout/html/forms/src/nsFormFrame.cpp
index 5ed7231b3fa3..717a5d3f4603 100644
--- a/layout/html/forms/src/nsFormFrame.cpp
+++ b/layout/html/forms/src/nsFormFrame.cpp
@@ -734,6 +734,12 @@ nsFormFrame::OnSubmit(nsIPresContext* aPresContext, nsIFrame* aFrame)
       if (relPath) {
         href.Append(relPath);
         nsCRT::free(relPath);
+
+        // If re-using the same URL, chop off old query string (bug 25330)
+        PRInt32 queryStart = href.FindChar('?');
+        if (kNotFound != queryStart) {
+          href.Truncate(queryStart);
+        }
       } else {
         result = NS_ERROR_OUT_OF_MEMORY;
       }