[dpdk-dev] [PATCH 7/8] drivers/net/ixgbe: Signed left shift operator

Aaron Conole aconole at redhat.com
Thu Feb 25 19:48:40 CET 2016


Tell the compiler to use an unsigned constant for the config shifts.

Signed-off-by: Aaron Conole <aconole at redhat.com>
---
 drivers/net/ixgbe/ixgbe_pf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_pf.c b/drivers/net/ixgbe/ixgbe_pf.c
index 2ffbd1f..8b5119f 100644
--- a/drivers/net/ixgbe/ixgbe_pf.c
+++ b/drivers/net/ixgbe/ixgbe_pf.c
@@ -236,9 +236,9 @@ int ixgbe_pf_host_configure(struct rte_eth_dev *eth_dev)
 	vfre_slot = (vf_num >> VFRE_SHIFT) > 0 ? 1 : 0;
 
 	/* Enable pools reserved to PF only */
-	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot), (~0) << vfre_offset);
+	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot), (~0U) << vfre_offset);
 	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot ^ 1), vfre_slot - 1);
-	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot), (~0) << vfre_offset);
+	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot), (~0U) << vfre_offset);
 	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot ^ 1), vfre_slot - 1);
 
 	/* PFDMA Tx General Switch Control Enables VMDQ loopback */
-- 
2.5.0



More information about the dev mailing list