From: Zheng Yongjun
Date: Sat, 19 Sep 2020 09:50:20 +0800
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/net/ethernet/intel/e1000/e1000_hw.c: In function
> e1000_phy_init_script:
> drivers/net/ethernet/intel/e1000/e1000_hw.c:132:6: warning: variable
> ‘ret_val’ set but not used
Fixes gcc '-Wunused-but-set-variable' warning:
drivers/net/ethernet/intel/e1000/e1000_hw.c: In function e1000_phy_init_script:
drivers/net/ethernet/intel/e1000/e1000_hw.c:132:6: warning: variable ‘ret_val’
set but not used [-Wunused-but-set-variable]
`ret_val` is never used, so remove it.
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