diff mbox series

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

Message ID 20210212223952.1172568-5-anthony.l.nguyen@intel.com (mailing list archive)
State Accepted
Commit 59c97d1b51b119eace6b1e61a6f820701f5a8299
Delegated to: Netdev Maintainers
Headers show
Series 40GbE Intel Wired LAN Driver Updates 2021-02-12 | expand

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netdev/cc_maintainers warning 7 maintainers not CCed: intel-wired-lan@lists.osuosl.org hawk@kernel.org ast@kernel.org daniel@iogearbox.net john.fastabend@gmail.com bpf@vger.kernel.org jesse.brandeburg@intel.com
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netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 38 lines checked
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Commit Message

Tony Nguyen Feb. 12, 2021, 10:39 p.m. UTC 
From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>

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.topel@intel.com>
Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Tested-by: Kiran Bhandare <kiranx.bhandare@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
---
 drivers/net/ethernet/intel/ice/ice_txrx.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c
index 580419813bb2..47d8100159c5 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;
 }
 
 /**