4.19-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit e4c39f7926b4de355f7df75651d75003806aae09 ] This patch fixes the variable 'phy_word' may be used uninitialized. Signed-off-by: Yunjian Wang <wangyunjian@xxxxxxxxxx> Tested-by: Aaron Brown <aaron.f.brown@xxxxxxxxx> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/net/ethernet/intel/igb/e1000_i210.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.c b/drivers/net/ethernet/intel/igb/e1000_i210.c index c54ebedca6da..c393cb2c0f16 100644 --- a/drivers/net/ethernet/intel/igb/e1000_i210.c +++ b/drivers/net/ethernet/intel/igb/e1000_i210.c @@ -842,6 +842,7 @@ s32 igb_pll_workaround_i210(struct e1000_hw *hw) nvm_word = E1000_INVM_DEFAULT_AL; tmp_nvm = nvm_word | E1000_INVM_PLL_WO_VAL; igb_write_phy_reg_82580(hw, I347AT4_PAGE_SELECT, E1000_PHY_PLL_FREQ_PAGE); + phy_word = E1000_PHY_PLL_UNCONF; for (i = 0; i < E1000_MAX_PLL_TRIES; i++) { /* check current state directly from internal PHY */ igb_read_phy_reg_82580(hw, E1000_PHY_PLL_FREQ_REG, &phy_word); -- 2.19.1