dovecot-1.1: auth: Don't assert-crash if trying to log in as mas...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-1.1/rev/5d5a428e70cd
changeset: 8306:5d5a428e70cd
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Jun 15 21:03:08 2009 -0400
description:
auth: Don't assert-crash if trying to log in as master user but with empty login username.

diffstat:

1 file changed, 5 insertions(+)
src/auth/auth-request.c |    5 +++++

diffs (15 lines):

diff -r f296ce9a70a1 -r 5d5a428e70cd src/auth/auth-request.c
--- a/src/auth/auth-request.c	Mon Jun 15 20:46:51 2009 -0400
+++ b/src/auth/auth-request.c	Mon Jun 15 21:03:08 2009 -0400
@@ -820,6 +820,11 @@ bool auth_request_set_username(struct au
 			/* it does, set it. */
 			login_username = t_strdup_until(username, p);
 
+			if (*login_username == '\0') {
+				*error_r = "Empty login username";
+				return FALSE;
+			}
+
 			/* username is the master user */
 			username = p + 1;
 		}