[NET]: Only build flow.o if CONFIG_XFRM=y

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/core/Makefile b/net/core/Makefile
index 5e0c56b7f607..f5f5e58943e8 100644
--- a/net/core/Makefile
+++ b/net/core/Makefile
@@ -7,9 +7,10 @@ obj-y := sock.o request_sock.o skbuff.o iovec.o datagram.o stream.o scm.o \
 
 obj-$(CONFIG_SYSCTL) += sysctl_net_core.o
 
-obj-y                += flow.o dev.o ethtool.o dev_mcast.o dst.o \
+obj-y                += dev.o ethtool.o dev_mcast.o dst.o \
                         neighbour.o rtnetlink.o utils.o link_watch.o filter.o
 
+obj-$(CONFIG_XFRM) += flow.o
 obj-$(CONFIG_SYSFS) += net-sysfs.o
 obj-$(CONFIG_NETFILTER) += netfilter.o
 obj-$(CONFIG_NET_DIVERT) += dv.o