From: Sathya Perla <sathya.perla@broadcom.com>
Date: Mon, 18 Sep 2017 11:35:37 +0000 (+0530)
Subject: bnxt_en: check for ingress qdisc in flower offload
X-Git-Tag: v4.14-rc2~10^2~39
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1e3c5ec66119783440ed211ae527674651affa9b;p=platform%2Fkernel%2Flinux-rpi3.git

bnxt_en: check for ingress qdisc in flower offload

Check for ingress-only qdisc for flower offload, as other qdiscs
are not supported for flower offload.

Suggested-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Sathya Perla <sathya.perla@broadcom.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
index ccd699f..7dd3d13 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
@@ -750,6 +750,10 @@ int bnxt_tc_setup_flower(struct bnxt *bp, u16 src_fid,
 {
 	int rc = 0;
 
+	if (!is_classid_clsact_ingress(cls_flower->common.classid) ||
+	    cls_flower->common.chain_index)
+		return -EOPNOTSUPP;
+
 	switch (cls_flower->command) {
 	case TC_CLSFLOWER_REPLACE:
 		rc = bnxt_tc_add_flow(bp, src_fid, cls_flower);