X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fnet%2Fethernet%2Fintel%2Figb%2Figb_ethtool.c;fp=kernel%2Fdrivers%2Fnet%2Fethernet%2Fintel%2Figb%2Figb_ethtool.c;h=0afc0913e5b911be7b1638fa869ad2a40223c7d4;hb=ec0a2ed6d8a5e555edef907895c041e285fdb495;hp=d5673eb90c542c75f3ae4903997afc736a7d7956;hpb=342fa5dfa053559f47caad657132522496dcf1b3;p=kvmfornfv.git

diff --git a/kernel/drivers/net/ethernet/intel/igb/igb_ethtool.c b/kernel/drivers/net/ethernet/intel/igb/igb_ethtool.c
index d5673eb90..0afc0913e 100644
--- a/kernel/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/kernel/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -2991,6 +2991,7 @@ static int igb_set_channels(struct net_device *netdev,
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	unsigned int count = ch->combined_count;
+	unsigned int max_combined = 0;
 
 	/* Verify they are not requesting separate vectors */
 	if (!count || ch->rx_count || ch->tx_count)
@@ -3001,11 +3002,13 @@ static int igb_set_channels(struct net_device *netdev,
 		return -EINVAL;
 
 	/* Verify the number of channels doesn't exceed hw limits */
-	if (count > igb_max_channels(adapter))
+	max_combined = igb_max_channels(adapter);
+	if (count > max_combined)
 		return -EINVAL;
 
 	if (count != adapter->rss_queues) {
 		adapter->rss_queues = count;
+		igb_set_flag_queue_pairs(adapter, max_combined);
 
 		/* Hardware has to reinitialize queues and interrupts to
 		 * match the new configuration.