diff --git a/tools/gpg-card.c b/tools/gpg-card.c
index 1889fb45c..e84d2fbb0 100644
--- a/tools/gpg-card.c
+++ b/tools/gpg-card.c
@@ -1785,6 +1785,7 @@ cmd_salut (card_info_t info, const char *argstr)
         {
           tty_printf (_("Error: invalid response.\n"));
           xfree (data);
+          data = NULL;
           goto again;
         }
     }