[39/43] iwlwifi: pcie: Fix index iteration on free_irq in MSIX mode
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Message ID 1459346715-7954-39-git-send-email-emmanuel.grumbach@intel.com
State Accepted
Delegated to: Kalle Valo
Headers show

Commit Message

Emmanuel Grumbach March 30, 2016, 2:05 p.m. UTC
From: Haim Dreyfuss <haim.dreyfuss@intel.com>

In MSIX mode we iterate over the allocated interrupt vectors and
register them to an handler. In case of registration failure,
we free all the allocated irq.
we use the outer index mistakenly instead of the inner one.

Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index f1a506b..5e1a13e 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -1500,8 +1500,8 @@  static int iwl_pcie_init_msix_handler(struct pci_dev *pdev,
 			IWL_ERR(trans_pcie->trans,
 				"Error allocating IRQ %d\n", i);
 			for (j = 0; j < i; j++)
-				free_irq(trans_pcie->msix_entries[i].vector,
-					 &trans_pcie->msix_entries[i]);
+				free_irq(trans_pcie->msix_entries[j].vector,
+					 &trans_pcie->msix_entries[j]);
 			pci_disable_msix(pdev);
 			return ret;
 		}