[NTOSKRNL]

- Gracefully fail when there is no more pool space left
- Mm already prints plenty of warnings in this case

svn path=/trunk/; revision=54577

reactos/ntoskrnl/mm/ARM3/expool.c

@@ -686,7 +686,9 @@ ExAllocatePoolWithTag(IN POOL_TYPE PoolType,
     // There were no free entries left, so we have to allocate a new fresh page
     //
     Entry = MiAllocatePoolPages(PoolType, PAGE_SIZE);
-    ASSERT(Entry != NULL);
+    if (Entry == NULL)
+        return NULL;
+
     Entry->Ulong1 = 0;
     Entry->BlockSize = i;
     Entry->PoolType = PoolType + 1;