cryptop.recover: Delete the recovered nub if it doesn't look right.

Don't just leave the half-finished thing lying about.

diff --git a/cryptop.recover b/cryptop.recover
index c4b1e7f..f1fc9db 100755 (executable)
--- a/cryptop.recover
+++ b/cryptop.recover
@@ -72,6 +72,7 @@ nubbin=$(nubid <$knub.new)
 case "$nubbin" in
   "$nubid") ;;
   *)
+    rm -f $knub.new
     echo >&2 "$quis: recovery produced incorrect nub"
     exit 1
     ;;