diff --git a/plugins/sudoers/regress/fuzz/fuzz_policy.c b/plugins/sudoers/regress/fuzz/fuzz_policy.c
index 210a10084..afe14c830 100644
--- a/plugins/sudoers/regress/fuzz/fuzz_policy.c
+++ b/plugins/sudoers/regress/fuzz/fuzz_policy.c
@@ -125,62 +125,13 @@ static int
 fuzz_conversation(int num_msgs, const struct sudo_conv_message msgs[],
     struct sudo_conv_reply replies[], struct sudo_conv_callback *callback)
 {
-    int n;
-
-    for (n = 0; n < num_msgs; n++) {
-	const struct sudo_conv_message *msg = &msgs[n];
-	FILE *fp = stdout;
-
-	switch (msg->msg_type & 0xff) {
-	    case SUDO_CONV_PROMPT_ECHO_ON:
-	    case SUDO_CONV_PROMPT_MASK:
-	    case SUDO_CONV_PROMPT_ECHO_OFF:
-		/* input not supported */
-		return -1;
-	    case SUDO_CONV_ERROR_MSG:
-		fp = stderr;
-		FALLTHROUGH;
-	    case SUDO_CONV_INFO_MSG:
-		if (msg->msg != NULL) {
-		    size_t len = strlen(msg->msg);
-
-		    if (len == 0)
-			break;
-
-		    if (fwrite(msg->msg, 1, len, fp) == 0 || fputc('\n', fp) == EOF)
-			return -1;
-		}
-		break;
-	    default:
-		return -1;
-	}
-    }
     return 0;
 }
 
 static int
 fuzz_printf(int msg_type, const char *fmt, ...)
 {
-    FILE *fp = stdout;
-    va_list ap;
-    int len;
-
-    switch (msg_type & 0xff) {
-    case SUDO_CONV_ERROR_MSG:
-        fp = stderr;
-        FALLTHROUGH;
-    case SUDO_CONV_INFO_MSG:
-        va_start(ap, fmt);
-        len = vfprintf(fp, fmt, ap);
-        va_end(ap);
-        break;
-    default:
-        len = -1;
-        errno = EINVAL;
-        break;
-    }
-
-    return len;
+    return 0;
 }
 
 int