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xen/platform-pci: add missing free_irq() in error path

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[ Upstream commit c53717e1e3f0d0f9129b2e0dbc6dcc5e0a8132e9 ]

free_irq() is missing in case of error in platform_pci_probe(), fix that.

Signed-off-by: ruanjinjie <ruanjinjie@huawei.com>
Reviewed-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Link: https://lore.kernel.org/r/20221114112124.1965611-1-ruanjinjie@huawei.com
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
ruanjinjie 2022-11-14 19:21:24 +08:00 committed by Greg Kroah-Hartman
parent f45a5a6c9f
commit 4fa717ba2d
1 changed files with 5 additions and 2 deletions
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7
drivers/xen/platform-pci.c
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@ -137,7 +137,7 @@ static int platform_pci_probe(struct pci_dev *pdev,
if (ret) {
dev_warn(&pdev->dev, "Unable to set the evtchn callback "
"err=%d\n", ret);
goto out;
goto irq_out;
}
}
@ -145,13 +145,16 @@ static int platform_pci_probe(struct pci_dev *pdev,
grant_frames = alloc_xen_mmio(PAGE_SIZE * max_nr_gframes);
ret = gnttab_setup_auto_xlat_frames(grant_frames);
if (ret)
goto out;
goto irq_out;
ret = gnttab_init();
if (ret)
goto grant_out;
return 0;
grant_out:
gnttab_free_auto_xlat_frames();
irq_out:
if (!xen_have_vector_callback)
free_irq(pdev->irq, pdev);
out:
pci_release_region(pdev, 0);
mem_out: