[PATCH] net: core: fix unused variable sparse warning

From: Cong Ding
Date: Thu Dec 06 2012 - 19:10:20 EST

the variables zero and unres_qlen_max are only used when CONFIG_SYSCTL is
defined, otherwise it causes the following sparse warning when we turn on

Signed-off-by: Cong Ding <dinggnu@xxxxxxxxx>
net/core/neighbour.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 36fc692..4a15278 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -62,8 +62,10 @@ static void __neigh_notify(struct neighbour *n, int type, int flags);
static void neigh_update_notify(struct neighbour *neigh);
static int pneigh_ifdown(struct neigh_table *tbl, struct net_device *dev);

static int zero;
static int unres_qlen_max = INT_MAX / SKB_TRUESIZE(ETH_FRAME_LEN);

static struct neigh_table *neigh_tables;

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/