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ath10k: fix failpath in MSI-X setup

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pci_disable_msi() must be called if the initial
request_irq() fails.

Also add a warning message so it's possible to
distinguish request_irq() failure and
pci_enable_msi() failure.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior
2013-07-31 10:55:15 +02:00
committed by Kalle Valo
parent 0dbd09e628
commit 591ecdb8f2
1 changed files with 6 additions and 1 deletions
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7
drivers/net/wireless/ath/ath10k/pci.c
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@@ -1990,8 +1990,13 @@ static int ath10k_pci_start_intr_msix(struct ath10k *ar, int num)
ret = request_irq(ar_pci->pdev->irq + MSI_ASSIGN_FW,
ath10k_pci_msi_fw_handler,
IRQF_SHARED, "ath10k_pci", ar);
if (ret)
if (ret) {
ath10k_warn("request_irq(%d) failed %d\n",
ar_pci->pdev->irq + MSI_ASSIGN_FW, ret);
pci_disable_msi(ar_pci->pdev);
return ret;
}
for (i = MSI_ASSIGN_CE_INITIAL; i <= MSI_ASSIGN_CE_MAX; i++) {
ret = request_irq(ar_pci->pdev->irq + i,