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authorwolfbeast <mcwerewolf@wolfbeast.com>2020-04-10 21:48:39 +0200
committerwolfbeast <mcwerewolf@wolfbeast.com>2020-04-14 13:27:12 +0200
commit96afb5250d1d89dbd445c91e45b650dca0c5cb64 (patch)
tree80fe55970df8cc3ab13084491ac85f648e746ba4
parentb93afb1ba7f3b4182d5dcf0a940fd99d5e808ecd (diff)
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Issue #1511 - Bail on orphan situation.
This resolves #1511
-rw-r--r--layout/generic/nsContainerFrame.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/layout/generic/nsContainerFrame.cpp b/layout/generic/nsContainerFrame.cpp
index abf687c9b..da6e6cf79 100644
--- a/layout/generic/nsContainerFrame.cpp
+++ b/layout/generic/nsContainerFrame.cpp
@@ -1925,6 +1925,10 @@ nsContainerFrame::RenumberFrameAndDescendants(int32_t* aOrdinal,
nsIFrame *f = bullet;
do {
nsIFrame *parent = f->GetParent();
+ if (!parent) {
+ // We may have an orphan situation in some corner cases.
+ break;
+ }
parent->ChildIsDirty(f);
f = parent;
} while (f != listItem);