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fm10k: reduce the scope of the err variable 

Reduce the scope of the local variable err in the fm10k_detach_subtask
function.

This was detected by cppcheck and resolves the following warning
produced by that tool:

[fm10k_pci.c:403]: (style) The scope of the variable 'err' can be reduced.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Jacob Keller 2019-07-08 16:12:24 -07:00 committed by Jeff Kirsher
parent fb381e60b8
commit b731d079e1
1 changed files with 3 additions and 2 deletions
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5
drivers/net/ethernet/intel/fm10k/fm10k_pci.c
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@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2013 - 2018 Intel Corporation. */
/* Copyright(c) 2013 - 2019 Intel Corporation. */
#include <linux/module.h>
#include <linux/interrupt.h>
@ -344,7 +344,6 @@ static void fm10k_detach_subtask(struct fm10k_intfc *interface)
struct net_device *netdev = interface->netdev;
u32 __iomem *hw_addr;
u32 value;
int err;
/* do nothing if netdev is still present or hw_addr is set */
if (netif_device_present(netdev) || interface->hw.hw_addr)
@ -362,6 +361,8 @@ static void fm10k_detach_subtask(struct fm10k_intfc *interface)
hw_addr = READ_ONCE(interface->uc_addr);
value = readl(hw_addr);
if (~value) {
int err;
/* Make sure the reset was initiated because we detached,
* otherwise we might race with a different reset flow.
*/