From: Timo Sirainen <tss@iki.fi>
Date: Tue, 19 Nov 2013 21:17:07 +0000 (+0200)
Subject: auth: Fixed potential crash.
X-Git-Tag: 2.2.8~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=92bb5db33540af4fd7c2a37b614d0fd961f4a49e;p=thirdparty%2Fdovecot%2Fcore.git

auth: Fixed potential crash.
---

diff --git a/src/auth/auth-request-handler.c b/src/auth/auth-request-handler.c
index 1a39f5fe79..518f293752 100644
--- a/src/auth/auth-request-handler.c
+++ b/src/auth/auth-request-handler.c
@@ -174,7 +174,7 @@ auth_str_append_extra_fields(struct auth_request *request, string_t *dest)
 			   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);
 	}