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-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index d00ef0063820..0425a54eca98 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1863,8 +1863,14 @@ static void bnxt_modify_rss(struct bnxt *bp, struct ethtool_rxfh_context *ctx,
}
static int bnxt_rxfh_context_check(struct bnxt *bp,
+ const struct ethtool_rxfh_param *rxfh,
struct netlink_ext_ack *extack)
{
+ if (rxfh->hfunc && rxfh->hfunc != ETH_RSS_HASH_TOP) {
+ NL_SET_ERR_MSG_MOD(extack, "RSS hash function not supported");
+ return -EOPNOTSUPP;
+ }
+
if (!BNXT_SUPPORTS_MULTI_RSS_CTX(bp)) {
NL_SET_ERR_MSG_MOD(extack, "RSS contexts not supported");
return -EOPNOTSUPP;
@@ -1888,7 +1894,7 @@ static int bnxt_create_rxfh_context(struct net_device *dev,
struct bnxt_vnic_info *vnic;
int rc;
- rc = bnxt_rxfh_context_check(bp, extack);
+ rc = bnxt_rxfh_context_check(bp, rxfh, extack);
if (rc)
return rc;
@@ -1953,7 +1959,7 @@ static int bnxt_modify_rxfh_context(struct net_device *dev,
struct bnxt_rss_ctx *rss_ctx;
int rc;
- rc = bnxt_rxfh_context_check(bp, extack);
+ rc = bnxt_rxfh_context_check(bp, rxfh, extack);
if (rc)
return rc;