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[net-next,2/7] fm10k: protect fm10k_open in fm10k_io_resume with rtnl_lock

Message ID 1461007188-1603-3-git-send-email-hannes@stressinduktion.org
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Hannes Frederic Sowa April 18, 2016, 7:19 p.m. UTC
fm10k_open requires rtnl_lock to be held.

Cc: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Cc: Shannon Nelson <shannon.nelson@intel.com>
Cc: Carolyn Wyborny <carolyn.wyborny@intel.com>
Cc: Don Skidmore <donald.c.skidmore@intel.com>
Cc: Bruce Allan <bruce.w.allan@intel.com>
Cc: John Ronciak <john.ronciak@intel.com>
Cc: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
---
 drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox

Patch

diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
index f0992950e228eb..04304d9a633935 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
@@ -2362,8 +2362,10 @@  static void fm10k_io_resume(struct pci_dev *pdev)
 	/* reset clock */
 	fm10k_ts_reset(interface);
 
+	rtnl_lock();
 	if (netif_running(netdev))
 		err = fm10k_open(netdev);
+	rtnl_unlock();
 
 	/* final check of hardware state before registering the interface */
 	err = err ? : fm10k_hw_ready(interface);