ixgbe: Typecase '1' for 64 bit shift

Make sure we don't get any sign-extend issues when we shift a 1
into bit 31.

Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 4a316e9c054144901a601df8b821d8b015577283..efb175b1e4387109c4fc3eda82d59336a1b1f173 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1307,7 +1307,7 @@ static inline void map_vector_to_rxq(struct ixgbe_adapter *a, int v_idx,
 
        set_bit(r_idx, q_vector->rxr_idx);
        q_vector->rxr_count++;
-       a->rx_ring[r_idx].v_idx = 1 << v_idx;
+       a->rx_ring[r_idx].v_idx = (u64)1 << v_idx;
 }
 
 static inline void map_vector_to_txq(struct ixgbe_adapter *a, int v_idx,
@@ -1317,7 +1317,7 @@ static inline void map_vector_to_txq(struct ixgbe_adapter *a, int v_idx,
 
        set_bit(t_idx, q_vector->txr_idx);
        q_vector->txr_count++;
-       a->tx_ring[t_idx].v_idx = 1 << v_idx;
+       a->tx_ring[t_idx].v_idx = (u64)1 << v_idx;
 }
 
 /**
@@ -4057,7 +4057,7 @@ static void ixgbe_watchdog(unsigned long data)
                int i;
 
                for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++)
-                       eics |= (1 << i);
+                       eics |= ((u64)1 << i);
 
                /* Cause software interrupt to ensure rx rings are cleaned */
                switch (hw->mac.type) {