diff --git a/drivers/net/igb/e1000_phy.c b/drivers/net/igb/e1000_phy.c index b27275d7ff6d787b8a37bfea344a6cff0dd12bdc..5fe03e114b83a6240d0e0c11ae985365f7004c7f 100644 --- a/drivers/net/igb/e1000_phy.c +++ b/drivers/net/igb/e1000_phy.c @@ -1444,8 +1444,14 @@ s32 igb_phy_has_link(struct e1000_hw *hw, u32 iterations, * it across the board. */ ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status); - if (ret_val) - break; + if (ret_val) { + /* + * If the first read fails, another entity may have + * ownership of the resources, wait and try again to + * see if they have relinquished the resources yet. + */ + udelay(usec_interval); + } ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status); if (ret_val) break;