Don't check md5sum after download with --size-only - fixes #75

fs/operations.go

@@ -193,6 +193,7 @@ tryAgain:
 	}
 
 	// Verify md5sums are the same after transfer - ignoring blank md5sums
+	if !Config.SizeOnly {
 		srcMd5sum, md5sumErr := src.Md5sum()
 		if md5sumErr != nil {
 			Stats.Error()
@@ -210,6 +211,7 @@ tryAgain:
 				return
 			}
 		}
+	}
 
 	Debug(src, actionTaken)
 }