net: dst: move cpu inside ifdef to avoid compilation warning
authorJakub Kicinski <jakub.kicinski@netronome.com>
Tue, 10 Oct 2017 22:05:39 +0000 (15:05 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 10 Oct 2017 22:55:58 +0000 (15:55 -0700)
commit833e0e2f24fd0525090878f71e129a8a4cb8bf78
tree169563716e6f404fcdf26aca6a2027c0ba44ad87
parentf44dea3421b47d355a835e9cfcc59ca7318575a9
net: dst: move cpu inside ifdef to avoid compilation warning

If CONFIG_DST_CACHE is not selected cpu variable
will be unused and we will see a compilation warning.
Move it under the ifdef.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Fixes: d66f2b91f95b ("bpf: don't rely on the verifier lock for metadata_dst allocation")
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/core/dst.c