Add another slot sanity check

patches/server/1015-Add-slot-sanity-checks-in-container-clicks.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Add slot sanity checks in container clicks
 
 
 diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
-index 3ef712299fe248602b0b117c0a8e285cdf4e05c2..2047224f26bf6c6aa125c15a14fe91d81e5b76ba 100644
+index 3ef712299fe248602b0b117c0a8e285cdf4e05c2..5d298b11f74cd2da47e6613ced621ab62aa73a7b 100644
 --- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
 @@ -423,6 +423,7 @@ public abstract class AbstractContainerMenu {
@@ -20,7 +20,7 @@ index 3ef712299fe248602b0b117c0a8e285cdf4e05c2..2047224f26bf6c6aa125c15a14fe91d8
                  int j2;
  
                  if (actionType == ClickType.SWAP) {
-+                    if (slotIndex < 0) return; // Paper
++                    if (slotIndex < 0 || button < 0) return; // Paper
                      slot2 = (Slot) this.slots.get(slotIndex);
                      itemstack1 = playerinventory.getItem(button);
                      itemstack = slot2.getItem();