619ac1c84c
Change-Id: If298d0ba4941b3c8ccec3b407080661b4a06ac5b Signed-off-by: Todd Foggoa <tfoggoa@cisco.com>
37 lines
1.2 KiB
Diff
37 lines
1.2 KiB
Diff
From a1020e16640e3b5d8cf32ef7d2914b788a1e06f6 Mon Sep 17 00:00:00 2001
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From: Bud Grise <griseb@cisco.com>
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Date: Tue, 2 Feb 2016 12:45:44 -0800
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Subject: [PATCH 7/8] Fix a crash in igb_uio driver when the device is removed.
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This crash happens because the device still has MSI configured,
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the fix is to free the IRQ.
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Signed-off-by: Todd Foggoa (tfoggoa) <tfoggoa@cisco.com>
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---
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lib/librte_eal/linuxapp/igb_uio/igb_uio.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
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index 72b2692..bf12391 100644
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--- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
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+++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
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@@ -506,8 +506,15 @@ static void
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igbuio_pci_remove(struct pci_dev *dev)
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{
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struct rte_uio_pci_dev *udev = pci_get_drvdata(dev);
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+ struct uio_info *info = pci_get_drvdata(dev);
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sysfs_remove_group(&dev->dev.kobj, &dev_attr_grp);
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+
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+ if (info->irq && (info->irq != UIO_IRQ_CUSTOM)){
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+ free_irq(info->irq, info->uio_dev);
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+ info->irq = UIO_IRQ_NONE;
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+ }
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+
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uio_unregister_device(&udev->info);
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igbuio_pci_release_iomem(&udev->info);
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if (udev->mode == RTE_INTR_MODE_MSIX)
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--
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2.5.4 (Apple Git-61)
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