1 files changed, 1 insertions, 1 deletions

diff --git a/auth-chall.c b/auth-chall.c
index 6b7c8bd13..00d6e0ec5 100644
--- a/auth-chall.c
+++ b/auth-chall.c
@@ -92,7 +92,7 @@ verify_response(Authctxt *authctxt, const char *response)
                         xfree(info);
                 }
                 /* if we received more prompts, we're screwed */
-                res = (numprompts != 0);
+                res = (res == 0 && numprompts == 0) ? 0 : -1;
         }
         device->free_ctx(authctxt->kbdintctxt);
         authctxt->kbdintctxt = NULL;