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Date: Wed, 16 May 2018 14:37:14 -0400 (EDT) From: David Miller <davem@...emloft.net> To: roopa@...ulusnetworks.com Cc: netdev@...r.kernel.org, dsa@...ulusnetworks.com, nikolay@...ulusnetworks.com, idosch@...lanox.com Subject: Re: [PATCH net-next v3 1/3] ipv4: support sport, dport and ip_proto in RTM_GETROUTE From: Roopa Prabhu <roopa@...ulusnetworks.com> Date: Tue, 15 May 2018 20:55:06 -0700 > +static int inet_rtm_getroute_reply(struct sk_buff *in_skb, struct nlmsghdr *nlh, > + __be32 dst, __be32 src, struct flowi4 *fl4, > + struct rtable *rt, struct fib_result *res) > +{ > + struct net *net = sock_net(in_skb->sk); > + struct rtmsg *rtm = nlmsg_data(nlh); > + u32 table_id = RT_TABLE_MAIN; > + struct sk_buff *skb; > + int err = 0; > + > + skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC); > + if (!skb) > + return -ENOMEM; If the caller can use GFP_KERNEL, so can this allocation.
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