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[net-next,11/14] i40evf: do not re-arm watchdog after remove

Message ID 1406924835-31550-12-git-send-email-aaron.f.brown@intel.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Brown, Aaron F Aug. 1, 2014, 8:27 p.m. UTC 
From: Ashish Shah <ashish.n.shah@intel.com>

Add in an adapter state check to prevent re-arming watchdog timer after
i40evf_remove has been called and timer has been deleted.

Change-ID: I636ba7c6322be8cbf053231959f90c0a2d8d803a
Signed-off-by: Ashish Shah <ashish.n.shah@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Aaron Brown <aaron.f.brown@intel.com>
---
 drivers/net/ethernet/intel/i40evf/i40evf_main.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index 4c01079..2aca9cf 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -1403,6 +1403,8 @@  static void i40evf_watchdog_task(struct work_struct *work)
 watchdog_done:
 	clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section);
 restart_watchdog:
+	if (adapter->state == __I40EVF_REMOVE)
+		return;
 	if (adapter->aq_required)
 		mod_timer(&adapter->watchdog_timer,
 			  jiffies + msecs_to_jiffies(20));