fix a math error

solana-labs · Mar 14, 2023 · cd245fd · cd245fd
1 parent 1aa3fe8
commit cd245fd
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/programs/bpf_loader/src/lib.rs b/programs/bpf_loader/src/lib.rs
@@ -299,15 +299,15 @@ fn check_loader_id(id: &Pubkey) -> bool {
 }
 
 fn calculate_heap_cost(heap_size: u64, heap_cost: u64, enable_rounding_fix: bool) -> u64 {
-    const KILOBYTE: u64 = 1024;
+    const KIBIBYTE: u64 = 1024;
     const PAGE_SIZE_KB: u64 = 32;
     let mut rounded_heap_size = heap_size;
     if enable_rounding_fix {
         rounded_heap_size = rounded_heap_size
-            .saturating_add(PAGE_SIZE_KB.saturating_sub(1).saturating_mul(KILOBYTE));
+            .saturating_add(PAGE_SIZE_KB.saturating_mul(KIBIBYTE).saturating_sub(1));
     }
     rounded_heap_size
-        .saturating_div(PAGE_SIZE_KB.saturating_mul(KILOBYTE))
+        .saturating_div(PAGE_SIZE_KB.saturating_mul(KIBIBYTE))
         .saturating_sub(1)
         .saturating_mul(heap_cost)
 }