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Date: Tue, 11 Nov 2014 10:22:05 -0800
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: davem@...emloft.net
Cc: Daniel Borkmann <dborkman@...hat.com>, netdev@...r.kernel.org,
nhorman@...hat.com, sassmann@...hat.com, jogreene@...hat.com,
Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net] ixgbe: phy: fix uninitialized status in ixgbe_setup_phy_link_tnx
From: Daniel Borkmann <dborkman@...hat.com>
Status variable is never initialized, can carry an arbitrary value
on the stack and thus may let the function fail.
Fixes: e90dd2645664 ("ixgbe: Make return values more direct")
Signed-off-by: Daniel Borkmann <dborkman@...hat.com>
Acked-by: Emil Tantilov <emil.s.tantilov@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
index d47b19f..28b81ae0 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
@@ -635,7 +635,6 @@ s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
**/
s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw)
{
- s32 status;
u16 autoneg_reg = IXGBE_MII_AUTONEG_REG;
bool autoneg = false;
ixgbe_link_speed speed;
@@ -700,8 +699,7 @@ s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw)
hw->phy.ops.write_reg(hw, MDIO_CTRL1,
MDIO_MMD_AN, autoneg_reg);
-
- return status;
+ return 0;
}
/**
--
1.9.3
--
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