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i40evf: fix compiler warning of unused variable 

Compiler complained of an unused variable, which the driver was just
using to store the result of a rd32 which is used to clear a register
unconditionally.  Just drop the unused variable and re-use one.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
hifive-unleashed-5.1
Jesse Brandeburg 2015-10-04 01:09:49 -07:00 committed by Jeff Kirsher
parent d206563ad8
commit cfbe4dba0d
1 changed files with 3 additions and 4 deletions
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7
drivers/net/ethernet/intel/i40evf/i40evf_main.c
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@ -307,10 +307,9 @@ static irqreturn_t i40evf_msix_aq(int irq, void *data)
struct i40e_hw *hw = &adapter->hw;
u32 val;
/* handle non-queue interrupts */
rd32(hw, I40E_VFINT_ICR01);
rd32(hw, I40E_VFINT_ICR0_ENA1);
/* handle non-queue interrupts, these reads clear the registers */
val = rd32(hw, I40E_VFINT_ICR01);
val = rd32(hw, I40E_VFINT_ICR0_ENA1);
val = rd32(hw, I40E_VFINT_DYN_CTL01) |
I40E_VFINT_DYN_CTL01_CLEARPBA_MASK;