[PATCH v3 net-next 04/11] ice: simplify ice_run_xdp

[Maciej Fijalkowski]

There's no need for 'result' variable, we can directly return the
internal status based on action returned by xdp prog.

Reviewed-by: Björn Töpel <bjorn.to...@intel.com>
Signed-off-by: Maciej Fijalkowski <maciej.fijalkow...@intel.com>
---
 drivers/net/ethernet/intel/ice/ice_txrx.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c 
b/drivers/net/ethernet/intel/ice/ice_txrx.c
index 422f53997c02..dc1ad45eac8d 100644
--- a/drivers/net/ethernet/intel/ice/ice_txrx.c
+++ b/drivers/net/ethernet/intel/ice/ice_txrx.c
@@ -537,22 +537,20 @@ static int
 ice_run_xdp(struct ice_ring *rx_ring, struct xdp_buff *xdp,
            struct bpf_prog *xdp_prog)
 {
-       int err, result = ICE_XDP_PASS;
        struct ice_ring *xdp_ring;
+       int err;
        u32 act;
 
        act = bpf_prog_run_xdp(xdp_prog, xdp);
        switch (act) {
        case XDP_PASS:
-               break;
+               return ICE_XDP_PASS;
        case XDP_TX:
                xdp_ring = rx_ring->vsi->xdp_rings[smp_processor_id()];
-               result = ice_xmit_xdp_buff(xdp, xdp_ring);
-               break;
+               return ice_xmit_xdp_buff(xdp, xdp_ring);
        case XDP_REDIRECT:
                err = xdp_do_redirect(rx_ring->netdev, xdp, xdp_prog);
-               result = !err ? ICE_XDP_REDIR : ICE_XDP_CONSUMED;
-               break;
+               return !err ? ICE_XDP_REDIR : ICE_XDP_CONSUMED;
        default:
                bpf_warn_invalid_xdp_action(act);
                fallthrough;
@@ -560,11 +558,8 @@ ice_run_xdp(struct ice_ring *rx_ring, struct xdp_buff *xdp,
                trace_xdp_exception(rx_ring->netdev, xdp_prog, act);
                fallthrough;
        case XDP_DROP:
-               result = ICE_XDP_CONSUMED;
-               break;
+               return ICE_XDP_CONSUMED;
        }
-
-       return result;
 }
 
 /**
-- 
2.20.1