Bug 1669321 - [Fission] Crash in [@ mozilla::dom::SessionHistoryEntry::SetInfo], r=jesup

Differential Revision: https://phabricator.services.mozilla.com/D92999
2020-10-08 22:15:17 +00:00
parent cb37b8bc62
commit 178385d0e2
1 changed files with 4 additions and 0 deletions
--- a/docshell/base/CanonicalBrowsingContext.cpp
+++ b/docshell/base/CanonicalBrowsingContext.cpp
@@ -612,6 +612,10 @@ void CanonicalBrowsingContext::SetActiveSessionHistoryEntry(

 void CanonicalBrowsingContext::ReplaceActiveSessionHistoryEntry(
    SessionHistoryInfo* aInfo) {
+  if (!mActiveEntry) {
+    return;
+  }
+
  mActiveEntry->SetInfo(aInfo);
  // Notify children of the update
  nsSHistory* shistory = static_cast<nsSHistory*>(GetSessionHistory());