[PATCH v5 23/23] net/cnxk: check for invalid default pre color

[Nithin Dabilpuram]

From: Aarnav JP <ajp at marvell.com>

While converting to HW specific icolor, check for invalid
default pre color.
Fixes: ac35d4bf4cd6 ("net/cnxk: support ingress meter pre-color")

Signed-off-by: Aarnav JP <ajp at marvell.com>
---
 drivers/net/cnxk/cnxk_ethdev_mtr.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c
index edeca6dcc3..992e2d446e 100644
--- a/drivers/net/cnxk/cnxk_ethdev_mtr.c
+++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c
@@ -1261,7 +1261,13 @@ nix_mtr_config_map(struct cnxk_meter_node *mtr, struct roc_nix_bpf_cfg *cfg)
 
 	cfg->alg = alg_map[profile->profile.alg];
 	cfg->lmode = profile->profile.packet_mode;
-	cfg->icolor = color_map[mtr->params.default_input_color];
+	int idx = mtr->params.default_input_color;
+
+	/* Index validation */
+	if (idx >= RTE_COLORS)
+		cfg->icolor = ROC_NIX_BPF_COLOR_GREEN;
+	else
+		cfg->icolor = color_map[idx];
 
 	switch (RTE_MTR_COLOR_IN_PROTO_OUTER_IP) {
 	case RTE_MTR_COLOR_IN_PROTO_OUTER_IP:
-- 
2.34.1