rocker: move dereference before free

commit acb4b7df48b539cb391287921de57e4e5fae3460 upstream.

My static checker complains that ofdpa_neigh_del() can sometimes free
"found".   It just makes sense to use it first before deleting it.

Fixes: ecf244f753e0 ("rocker: fix maybe-uninitialized warning")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c
index 4ca4613..b1af7cd 100644 (file)
--- a/drivers/net/ethernet/rocker/rocker_ofdpa.c
+++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c
@@ -1505,8 +1505,8 @@ static int ofdpa_port_ipv4_nh(struct ofdpa_port *ofdpa_port,
                *index = entry->index;
                resolved = false;
        } else if (removing) {
-               ofdpa_neigh_del(trans, found);
                *index = found->index;
+               ofdpa_neigh_del(trans, found);
        } else if (updating) {
                ofdpa_neigh_update(found, trans, NULL, false);
                resolved = !is_zero_ether_addr(found->eth_dst);