}
if (prog)
- bpf_prog_add(prog, nvdev->num_chn);
+ bpf_prog_add(prog, nvdev->num_chn - 1);
for (i = 0; i < nvdev->num_chn; i++)
rcu_assign_pointer(nvdev->chan_table[i].bpf_prog, prog);
{
struct netdev_bpf xdp;
bpf_op_t ndo_bpf;
+ int ret;
ASSERT_RTNL();
memset(&xdp, 0, sizeof(xdp));
+ if (prog)
+ bpf_prog_inc(prog);
+
xdp.command = XDP_SETUP_PROG;
xdp.prog = prog;
- return ndo_bpf(vf_netdev, &xdp);
+ ret = ndo_bpf(vf_netdev, &xdp);
+
+ if (ret && prog)
+ bpf_prog_put(prog);
+
+ return ret;
}
static u32 netvsc_xdp_query(struct netvsc_device *nvdev)