# HG changeset patch
# User Timo Sirainen <tss@iki.fi>
# Date 1172595413 -7200
# Node ID d93207ff228032062a9319cd259b7789b220f585
# Parent  2bf812efe6a371d70a87604bbcbd666e4083913b
Don't crash with invalid PLAIN input.

diff -r 2bf812efe6a3 -r d93207ff2280 src/auth/mech-plain.c
--- a/src/auth/mech-plain.c	Sun Feb 25 17:40:38 2007 +0200
+++ b/src/auth/mech-plain.c	Tue Feb 27 18:56:53 2007 +0200
@@ -50,7 +50,7 @@
 		}
 	}
 
-	if (strcmp(authid, authenid) == 0) {
+	if (authenid != NULL && strcmp(authid, authenid) == 0) {
 		/* the login username isn't different */
 		authid = "";
 	}