igb: Fix build warning when DCA is disabled.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 9331e5212461..022794e579c7 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -3379,7 +3379,6 @@ static void igb_write_itr(struct igb_ring *ring)
 static irqreturn_t igb_msix_rx(int irq, void *data)
 {
         struct igb_ring *rx_ring = data;
-        struct igb_adapter *adapter = rx_ring->adapter;
 
         /* Write the ITR value calculated at the end of the
          * previous interrupt.
@@ -3391,7 +3390,7 @@ static irqreturn_t igb_msix_rx(int irq, void *data)
                 __netif_rx_schedule(&rx_ring->napi);
 
 #ifdef CONFIG_IGB_DCA
-        if (adapter->flags & IGB_FLAG_DCA_ENABLED)
+        if (rx_ring->adapter->flags & IGB_FLAG_DCA_ENABLED)
                 igb_update_rx_dca(rx_ring);
 #endif
                 return IRQ_HANDLED;