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[42/43] iwlwifi: mvm: take the transport ref back when leaving

Message ID 1456905404-14435-42-git-send-email-emmanuel.grumbach@intel.com
State Accepted
Delegated to: Kalle Valo
Headers show

Commit Message

Emmanuel Grumbach March 2, 2016, 7:56 a.m. UTC
From: Luca Coelho <luciano.coelho@intel.com>

If d0i3 is supported, we have released the initial transport reference
in iwl_op_mode_mvm_start(), so we should take it back in
iwl_op_mode_mvm_stop() to keep it balanced.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index f3283f4..3760a09 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -703,6 +703,13 @@  static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)
 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
 	int i;
 
+	/* If d0i3 is supported, we have released the reference that
+	 * the transport started with, so we should take it back now
+	 * that we are leaving.
+	 */
+	if (iwl_mvm_is_d0i3_supported(mvm))
+		iwl_trans_ref(mvm->trans);
+
 	iwl_mvm_leds_exit(mvm);
 
 	iwl_mvm_thermal_exit(mvm);