ipvs: use GFP_KERNEL allocation where possible

Use GFP_KERNEL instead of GFP_ATOMIC when registering an ipvs protocol.

This is safe since it will always run from a process context.
Signed-off-by: NSasha Levin <levinsasha928@gmail.com>
Acked-by: NJulian Anastasov <ja@ssi.bg>
Signed-off-by: NSimon Horman <horms@verge.net.au>
Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/ipvs/ip_vs_proto.c

@@ -68,7 +68,7 @@ register_ip_vs_proto_netns(struct net *net, struct ip_vs_protocol *pp)
 	struct netns_ipvs *ipvs = net_ipvs(net);
 	unsigned int hash = IP_VS_PROTO_HASH(pp->protocol);
 	struct ip_vs_proto_data *pd =
-			kzalloc(sizeof(struct ip_vs_proto_data), GFP_ATOMIC);
+			kzalloc(sizeof(struct ip_vs_proto_data), GFP_KERNEL);
 
 	if (!pd)
 		return -ENOMEM;