Bug 164928. Crash in type ahead find. Patch by Akkana. r=aaronl, sr=bz

git-svn-id: svn://10.0.0.236/trunk@128521 18797224-902f-48f8-a5cc-f745e15eee43
2002-08-30 03:31:48 +00:00
parent 28789717eb
commit 5aac1b09ba
1 changed files with 4 additions and 0 deletions
--- a/mozilla/extensions/typeaheadfind/src/nsTypeAheadFind.cpp
+++ b/mozilla/extensions/typeaheadfind/src/nsTypeAheadFind.cpp
@@ -1161,6 +1161,10 @@ nsTypeAheadFind::RangeStartsInsideLink(nsIDOMRange *aRange,
  PRBool canContainChildren;

  startContent = do_QueryInterface(startNode);
+  if (!startContent) {
+    NS_NOTREACHED("startContent should never be null");
+    return;
+  }
  origContent = startContent;

  if (NS_SUCCEEDED(startContent->CanContainChildren(canContainChildren)) &&