net/i40e: fix shifts of 32-bit value

Cppcheck reports following error,
(error) Shifting 32-bit value by 36 bits is undefined behaviour

According to datasheet, there's PHY type and PHY type extension
in setting PHY config command, should exclude PHY type extension
when setting PHY type.

Fixes: 1bb8f661168d ("net/i40e: fix link down and negotiation")
Cc: stable@dpdk.org
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 13c5d32..9f80e70 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -2065,8 +2065,8 @@ i40e_phy_conf_link(struct i40e_hw *hw,
 
 
 
-       /* To enable link, phy_type mask needs to include each type */
-       for (cnt = I40E_PHY_TYPE_SGMII; cnt < I40E_PHY_TYPE_MAX; cnt++)
+       /* PHY type mask needs to include each type except PHY type extension */
+       for (cnt = I40E_PHY_TYPE_SGMII; cnt < I40E_PHY_TYPE_25GBASE_KR; cnt++)
                phy_type_mask |= 1 << cnt;
 
        /* use get_phy_abilities_resp value for the rest */