X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fsfc_ethdev.c;h=4c9335f3325d001391e05b48ecaef586fb1f3673;hb=63ab5e0c8fdad1ce773f31a71bba22f5b8126479;hp=7620080e64d83834ab2559723d6eefcfb33e05a6;hpb=2617ec3f64321b530eb54397c86d40d510a2c69b;p=dpdk.git

diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index 7620080e64..4c9335f332 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -1084,10 +1084,12 @@ sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
 {
 	struct sfc_adapter *sa = dev->data->dev_private;
 
-	if ((sa->rss_channels == 1) ||
-	    (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
+	if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)
 		return -ENOTSUP;
 
+	if (sa->rss_channels == 0)
+		return -EINVAL;
+
 	sfc_adapter_lock(sa);
 
 	/*
@@ -1114,12 +1116,16 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
 	unsigned int efx_hash_types;
 	int rc = 0;
 
-	if ((sa->rss_channels == 1) ||
-	    (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) {
+	if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) {
 		sfc_err(sa, "RSS is not available");
 		return -ENOTSUP;
 	}
 
+	if (sa->rss_channels == 0) {
+		sfc_err(sa, "RSS is not configured");
+		return -EINVAL;
+	}
+
 	if ((rss_conf->rss_key != NULL) &&
 	    (rss_conf->rss_key_len != sizeof(sa->rss_key))) {
 		sfc_err(sa, "RSS key size is wrong (should be %lu)",
@@ -1176,10 +1182,12 @@ sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
 	struct sfc_adapter *sa = dev->data->dev_private;
 	int entry;
 
-	if ((sa->rss_channels == 1) ||
-	    (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
+	if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)
 		return -ENOTSUP;
 
+	if (sa->rss_channels == 0)
+		return -EINVAL;
+
 	if (reta_size != EFX_RSS_TBL_SIZE)
 		return -EINVAL;
 
@@ -1209,12 +1217,16 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
 	int rc;
 
 
-	if ((sa->rss_channels == 1) ||
-	    (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) {
+	if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) {
 		sfc_err(sa, "RSS is not available");
 		return -ENOTSUP;
 	}
 
+	if (sa->rss_channels == 0) {
+		sfc_err(sa, "RSS is not configured");
+		return -EINVAL;
+	}
+
 	if (reta_size != EFX_RSS_TBL_SIZE) {
 		sfc_err(sa, "RETA size is wrong (should be %u)",
 			EFX_RSS_TBL_SIZE);