Avoid overflow.

6 years ago · 73f5d9237d
parent f32edc93e4
commit 73f5d9237d
1 changed files with 1 additions and 1 deletions
--- a/Signal/src/ViewControllers/ConversationView/ConversationViewModel.m
+++ b/Signal/src/ViewControllers/ConversationView/ConversationViewModel.m
@ -896,7 +896,7 @@ static const int kYapDatabaseRangeMaxLength = 25000;
                        // We skip animations for the last _two_
                        // interactions, not one since there
                        // may be a typing indicator.
-                        if (updateItem.newIndex < updateItems.count - 2) {
+                        if (updateItem.newIndex + 2 < updateItems.count) {
                            isOnlyModifyingLastMessage = NO;
                        }
                        break;