/* * NET3: 802.3 data link hooks used for IPX 802.3 * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. * * 802.3 isn't really a protocol data link layer. Some old IPX stuff * uses it however. Note that there is only one 802.3 protocol layer * in the system. We don't currently support different protocols * running raw 802.3 on different devices. Thankfully nobody else * has done anything like the old IPX. */ #include #include #include #include #include #include #include #include /* * Place an 802.3 header on a packet. The driver will do the mac * addresses, we just need to give it the buffer length. */ static int p8023_request(struct datalink_proto *dl, struct sk_buff *skb, unsigned char *dest_node) { struct net_device *dev = skb->dev; dev_hard_header(skb, dev, ETH_P_802_3, dest_node, NULL, skb->len); return dev_queue_xmit(skb); } /* * Create an 802.3 client. Note there can be only one 802.3 client */ struct datalink_proto *make_8023_client(void) { struct datalink_proto *proto = kmalloc(sizeof(*proto), GFP_ATOMIC); if (proto) { proto->header_length = 0; proto->request = p8023_request; } return proto; } /* * Destroy the 802.3 client. */ void destroy_8023_client(struct datalink_proto *dl) { kfree(dl); } EXPORT_SYMBOL(destroy_8023_client); EXPORT_SYMBOL(make_8023_client); MODULE_LICENSE("GPL"); a>logtreecommitdiff
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authorVincent <vincent.stehle@laposte.net>2017-01-30 15:06:43 +0100
committerDavid S. Miller <davem@davemloft.net>2017-01-31 13:07:40 -0500
commitc73e44269369e936165f0f9b61f1f09a11dae01c (patch)
treee2188e900ba06302f8ed2746cb07edd3efbc5c35 /net/irda/iriap.c
parent040587af31228d82c52267f717c9fcdb65f36335 (diff)
net: thunderx: avoid dereferencing xcv when NULL
This fixes the following smatch and coccinelle warnings: drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119 xcv_setup_link() error: we previously assumed 'xcv' could be null (see line 118) [smatch] drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119:16-20: ERROR: xcv is NULL but dereferenced. [coccinelle] Fixes: 6465859aba1e66a5 ("net: thunderx: Add RGMII interface type support") Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net> Cc: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/irda/iriap.c')