# HG changeset patch
# User Timo Sirainen <tss@iki.fi>
# Date 1046294837 -7200
# Node ID 7767e5b3e83e202e42e48dd4b828c3452682d0e4
# Parent  5373999355ed8174e9d550f4e419e2d30c33c835
Invalid PLAIN auth request crashed auth process.

diff -r 5373999355ed -r 7767e5b3e83e src/auth/mech-plain.c
--- a/src/auth/mech-plain.c	Wed Feb 26 13:21:43 2003 +0200
+++ b/src/auth/mech-plain.c	Wed Feb 26 23:27:17 2003 +0200
@@ -42,12 +42,17 @@
 		}
 	}
 
-	/* split and save user/realm */
-	auth_request->user = p_strdup(auth_request->pool, authenid);
-	passdb->verify_plain(auth_request, pass, verify_callback);
+	if (authenid == NULL) {
+		/* invalid input */
+		mech_auth_finish(auth_request, NULL, 0, FALSE);
+	} else {
+		/* split and save user/realm */
+		auth_request->user = p_strdup(auth_request->pool, authenid);
+		passdb->verify_plain(auth_request, pass, verify_callback);
 
-	/* make sure it's cleared */
-	safe_memset(pass, 0, strlen(pass));
+		/* make sure it's cleared */
+		safe_memset(pass, 0, strlen(pass));
+	}
 	return TRUE;
 }