(main): handle krb5_init_context failure consistently

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9443 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/login/login.c

@@ -659,7 +659,13 @@ main(int argc, char **argv)
     set_progname(argv[0]);
 
 #ifdef KRB5
-    krb5_init_context(&context);
+    {
+	krb5_error_code ret;
+
+	ret = krb5_init_context(&context);
+	if (ret)
+	    errx (1, "krb5_init_context failed: %d", ret);
+    }
 #endif
 
     openlog("login", LOG_ODELAY, LOG_AUTH);