fix(vhd/merge): fix performance enhancement (#2980)

2018-05-30 01:26:15 -07:00
parent 7be8f38c6b
commit d7cfe4d3dc
1 changed files with 1 additions and 1 deletions
--- a/packages/vhd-lib/src/vhd.js
+++ b/packages/vhd-lib/src/vhd.js
@@ -476,12 +476,12 @@ export default class Vhd {

    // For each sector of block data...
    const { sectorsPerBlock } = child
+    let parentBitmap = null
    for (let i = 0; i < sectorsPerBlock; i++) {
      // If no changes on one sector, skip.
      if (!mapTestBit(bitmap, i)) {
        continue
      }
-      let parentBitmap = null
      let endSector = i + 1

      // Count changed sectors.