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net: alx: remove redundant variable old_duplex

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Variable old_duplex is being assigned but is never used hence it is
redundant and can be removed.

Cleans up clang warning:
warning: variable 'old_duplex' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Colin Ian King 2018-07-04 08:15:30 +01:00 committed by David S. Miller
parent 3ff39a2164
commit 371b4fc33b
1 changed files with 0 additions and 2 deletions
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drivers/net/ethernet/atheros/alx/main.c
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@ -1279,7 +1279,6 @@ static void alx_check_link(struct alx_priv *alx)
struct alx_hw *hw = &alx->hw;
unsigned long flags;
int old_speed;
u8 old_duplex;
int err;
/* clear PHY internal interrupt status, otherwise the main
@ -1288,7 +1287,6 @@ static void alx_check_link(struct alx_priv *alx)
alx_clear_phy_intr(hw);
old_speed = hw->link_speed;
old_duplex = hw->duplex;
err = alx_read_phy_link(hw);
if (err < 0)
goto reset;