diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 843d6ebc525e..5cc78e6930b5 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -441,7 +441,6 @@ struct sk_buff *ndisc_build_skb(struct net_device *dev, int hlen = LL_RESERVED_SPACE(dev); int tlen = dev->needed_tailroom; int len; - int err; u8 *opt; if (!dev->addr_len) @@ -451,14 +450,12 @@ struct sk_buff *ndisc_build_skb(struct net_device *dev, if (llinfo) len += ndisc_opt_addr_space(dev); - skb = sock_alloc_send_skb(sk, - (MAX_HEADER + sizeof(struct ipv6hdr) + - len + hlen + tlen), - 1, &err); + skb = alloc_skb((MAX_HEADER + sizeof(struct ipv6hdr) + + len + hlen + tlen), GFP_ATOMIC); if (!skb) { ND_PRINTK0(KERN_ERR - "ICMPv6 ND: %s() failed to allocate an skb, err=%d.\n", - __func__, err); + "ICMPv6 ND: %s() failed to allocate an skb.\n", + __func__); return NULL; } @@ -486,6 +483,11 @@ struct sk_buff *ndisc_build_skb(struct net_device *dev, csum_partial(hdr, len, 0)); + /* Manually assign socket ownership as we avoid calling + * sock_alloc_send_pskb() to bypass wmem buffer limits + */ + skb_set_owner_w(skb, sk); + return skb; }