Commit 62fe2a86 authored Jul 27, 2016 by Jacob Keller Committed by Jeff Kirsher Aug 18, 2016

i40evf: add missing rtnl_lock() around i40evf_set_interrupt_capability



The function calls netif_set_real_num_(tx|rx)_queues, both of which
should be done only under rntl lock. Unfortunately the
i40evf_init_task did not hold the rtnl_lock as necessary. This patch
adds the locking needed.

Change-ID: Ib72a21c3ce22b71a226b16f9bbe0f5f8cc3e849b
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>

parent 42bce04e

drivers/net/ethernet/intel/i40evf/i40evf_main.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1420,7 +1420,9 @@ int i40evf_init_interrupt_scheme(struct i40evf_adapter *adapter)
		{
		int err;

		rtnl_lock();
		err = i40evf_set_interrupt_capability(adapter);
		rtnl_unlock();
		if (err) {
		dev_err(&adapter->pdev->dev,
		"Unable to setup interrupt capabilities\n");