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-rw-r--r--docshell/base/nsDocShell.cpp9
-rw-r--r--docshell/shistory/nsSHEntry.cpp7
2 files changed, 11 insertions, 5 deletions
diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
index be8cd6a8d..1a6099d7a 100644
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -12660,12 +12660,11 @@ nsDocShell::LoadHistoryEntry(nsISHEntry* aEntry, uint32_t aLoadType)
srcdoc = NullString();
}
- // If there is no triggeringPrincipal we can fall back to using the
- // SystemPrincipal as the triggeringPrincipal for loading the history
- // entry, since the history entry can only end up in history if security
- // checks passed in the initial loading phase.
+ // If there is no valid triggeringPrincipal, we deny the load
+ MOZ_ASSERT(triggeringPrincipal,
+ "need a valid triggeringPrincipal to load from history");
if (!triggeringPrincipal) {
- triggeringPrincipal = nsContentUtils::GetSystemPrincipal();
+ return NS_ERROR_FAILURE;
}
// Passing nullptr as aSourceDocShell gives the same behaviour as before
diff --git a/docshell/shistory/nsSHEntry.cpp b/docshell/shistory/nsSHEntry.cpp
index 9d972136f..9d8bf5096 100644
--- a/docshell/shistory/nsSHEntry.cpp
+++ b/docshell/shistory/nsSHEntry.cpp
@@ -416,6 +416,9 @@ nsSHEntry::Create(nsIURI* aURI, const nsAString& aTitle,
uint64_t aDocShellID,
bool aDynamicCreation)
{
+ MOZ_ASSERT(aTriggeringPrincipal,
+ "need a valid triggeringPrincipal to create a session history entry");
+
mURI = aURI;
mTitle = aTitle;
mPostData = aInputStream;
@@ -515,6 +518,10 @@ nsSHEntry::GetTriggeringPrincipal(nsIPrincipal** aTriggeringPrincipal)
NS_IMETHODIMP
nsSHEntry::SetTriggeringPrincipal(nsIPrincipal* aTriggeringPrincipal)
{
+ MOZ_ASSERT(aTriggeringPrincipal, "need a valid triggeringPrincipal");
+ if (!aTriggeringPrincipal) {
+ return NS_ERROR_FAILURE;
+ }
mShared->mTriggeringPrincipal = aTriggeringPrincipal;
return NS_OK;
}