cxgb4: Don't return EAGAIN when TCAM is full.

During hash filter programming, driver needs to return ENOSPC error
intead of EAGAIN when TCAM is full.

Signed-off-by: Vishal Kulkarni <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: vishalsdk

drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c

@@ -1722,12 +1722,13 @@ void hash_filter_rpl(struct adapter *adap, const struct cpl_act_open_rpl *rpl)
 		break;
 
 	default:
-		dev_err(adap->pdev_dev, "%s: filter creation PROBLEM; status = %u\n",
-			__func__, status);
+		if (status != CPL_ERR_TCAM_FULL)
+			dev_err(adap->pdev_dev, "%s: filter creation PROBLEM; status = %u\n",
+				__func__, status);
 
 		if (ctx) {
 			if (status == CPL_ERR_TCAM_FULL)
-				ctx->result = -EAGAIN;
+				ctx->result = -ENOSPC;
 			else
 				ctx->result = -EINVAL;
 		}

drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c

@@ -687,11 +687,8 @@ int cxgb4_tc_flower_replace(struct net_device *dev,
 
 	ret = ctx.result;
 	/* Check if hw returned error for filter creation */
-	if (ret) {
-		netdev_err(dev, "%s: filter creation err %d\n",
-			   __func__, ret);
+	if (ret)
 		goto free_entry;
-	}
 
 	ch_flower->tc_flower_cookie = cls->cookie;
 	ch_flower->filter_id = ctx.tid;