From 65ed504d212490356f9670fff87a08a959b50e64 Mon Sep 17 00:00:00 2001
From: Luke Howard <lukeh@padl.com>
Date: Thu, 27 Dec 2018 17:32:14 +1100
Subject: [PATCH] hcrypto: print failure on password mismatch (#469)

UI_UTIL_read_pw_string(), an interface borrowed from OpenSSL, should report
password verification failure to stderr.
---
 lib/hcrypto/ui.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/hcrypto/ui.c b/lib/hcrypto/ui.c
index 40f47a21d..ff0f7ec21 100644
--- a/lib/hcrypto/ui.c
+++ b/lib/hcrypto/ui.c
@@ -205,8 +205,11 @@ UI_UTIL_read_pw_string(char *buf, int length, const char *prompt, int verify)
 	    free(buf2);
 	    return ret;
 	}
-	if (strcmp(buf2, buf) != 0)
+	if (strcmp(buf2, buf) != 0) {
+	    fprintf(stderr, "Verify failure\n");
+	    fflush(stderr);
 	    ret = 1;
+	}
 	free(buf2);
     }
     return ret;