Reuse already read MBR bytes

2026-02-15 10:03:46 +01:00
parent caf5f82699
commit 9bd94e8ea7
1 changed files with 5 additions and 1 deletions
@@ -182,7 +182,11 @@ public static class PartitionTableFactory
    private static async Task<IPartitionTable> CreateMBRAsync(IRawDisk disk, byte[] mbrBytes, CancellationToken cancellationToken)
    {
        var mbr = new MBR(disk);
-        await mbr.ParseAsync(disk, cancellationToken).ConfigureAwait(false);
+        // Use the already read bytes to avoid race conditions and redundant reads
+        if (!await mbr.ParseAsync(mbrBytes, disk.SectorSize, cancellationToken).ConfigureAwait(false))
+        {
+            throw new InvalidOperationException("Failed to parse MBR from validated bytes.");
+        }
        return mbr;
    }