progs/pixie.c: Don't crash when trying to set an empty passphrase.

diff --git a/progs/pixie.c b/progs/pixie.c
index 7694d74d3615ce10ca92b415b3d671fd0d61d948..3fd3208170995b6a0f36837ab3d7a63b39539f4d 100644 (file)
--- a/progs/pixie.c
+++ b/progs/pixie.c
@@ -775,7 +775,7 @@ OK\n\
          goto close;
       } else {
        p_flush(tag);
          goto close;
       } else {
        p_flush(tag);

-       p_add(tag, s, t);
+       p_add(tag, s ? s : "", t);

        if (pixserv_write(px, "OK\n")) goto close;
       }
     }
        if (pixserv_write(px, "OK\n")) goto close;
       }
     }