dovecot-2.2: auth: Fixed potential crash.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/dd321a3304fa
changeset: 16986:dd321a3304fa
user:      Timo Sirainen <tss at iki.fi>
date:      Tue Nov 19 23:17:07 2013 +0200
description:
auth: Fixed potential crash.

diffstat:

 src/auth/auth-request-handler.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r 5f946b807706 -r dd321a3304fa src/auth/auth-request-handler.c
--- a/src/auth/auth-request-handler.c	Tue Nov 19 17:21:21 2013 +0200
+++ b/src/auth/auth-request-handler.c	Tue Nov 19 23:17:07 2013 +0200
@@ -174,7 +174,7 @@
 			   AUTH_FIELD_FLAG_HIDDEN, 0);
 
 	if (request->original_username != NULL &&
-	    strcmp(request->original_username, request->user) != 0) {
+	    null_strcmp(request->original_username, request->user) != 0) {
 		auth_str_add_keyvalue(dest, "original_user",
 				      request->original_username);
 	}