From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vipin Varghese Subject: [PATCH] net/tap: fix the protocol field for non ip Date: Fri, 13 Apr 2018 11:28:47 +0530 Message-ID: <1523599127-19424-1-git-send-email-vipin.varghese@intel.com> Cc: pascal.mazon@6wind.com, ferruh.yigit@intel.com, Vipin Varghese To: dev@dpdk.org, ophirmu@mellanox.com Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id 613291B7D7 for ; Fri, 13 Apr 2018 07:56:57 +0200 (CEST) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" When non IP packets are sent on TUN interface, the logic put Ipv6 as protocol field in header. With the current patch, the check is modified for ipv4, ipv6 and non ip. Fixes: 5a3efcfffd06 ("net/tap: add tun support") Cc: vipin.varghese@intel.com Suggested-by: Ophir Munk Signed-off-by: Vipin Varghese --- drivers/net/tap/rte_eth_tap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c index 915d937..66e026f 100644 --- a/drivers/net/tap/rte_eth_tap.c +++ b/drivers/net/tap/rte_eth_tap.c @@ -526,8 +526,8 @@ enum ioctl_mode { */ char *buff_data = rte_pktmbuf_mtod(seg, void *); j = (*buff_data & 0xf0); - if (j & (0x40 | 0x60)) - pi.proto = (j == 0x40) ? 0x0008 : 0xdd86; + pi.proto = (j == 0x40) ? 0x0008 : + (j == 0x60) ? 0xdd86 : 0x00; iovecs[0].iov_base = π iovecs[0].iov_len = sizeof(pi); -- 1.9.1