iwlwifi: release IRQ in error path

smatch correctly complains:
iwl-trans-pcie.c +1528 iwl_trans_pcie_start_hw(50) warn: 'trans->irq' was not released on error

Fix it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi W Guy <wey-yi.w.guy@intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index ec26950ebb55..836caf9c68b3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -1504,7 +1504,7 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
         err = iwl_prepare_card_hw(trans);
         if (err) {
                 IWL_ERR(trans, "Error while preparing HW: %d", err);
-                goto error;
+                goto err_free_irq;
         }
 
         iwl_apm_init(trans);
@@ -1522,6 +1522,8 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
 
         return err;
 
+err_free_irq:
+        free_irq(trans->irq, trans);
 error:
         iwl_free_isr_ict(trans);
         tasklet_kill(&trans_pcie->irq_tasklet);