From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ralf Baechle Subject: [PATCH] NET: hamradio: Fix IP over bpq encapsulation. Date: Sat, 4 Jul 2015 11:22:30 +0200 Message-ID: <20150704092230.GN5255@linux-mips.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: "David S. Miller" , netdev@vger.kernel.org, linux-hams@vger.kernel.org, stable@vger.kernel.org, "Eric W. Biederman" Return-path: Received: from eddie.linux-mips.org ([148.251.95.138]:53579 "EHLO cvs.linux-mips.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755963AbbGEIu2 (ORCPT ); Sun, 5 Jul 2015 04:50:28 -0400 Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: Since 1d5da757da860a6916adbf68b09e868062b4b3b8 (ax25: Stop using magic neighbour cache operations.) any attempt to transmit IP packets over a bpqether device will result in a message like "Dead loop on virtual device bpq0, fix it urgently!" Fix suggested by Eric W. Biederman . Signed-off-by: Ralf Baechle Cc: # 4.1 --- drivers/net/hamradio/bpqether.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index 63ff08a..5b54b18 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -483,6 +483,7 @@ static void bpq_setup(struct net_device *dev) memcpy(dev->dev_addr, &ax25_defaddr, AX25_ADDR_LEN); dev->flags = 0; + dev->features = NETIF_F_LLTX; /* Allow recursion */ #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) dev->header_ops = &ax25_header_ops;