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xen/pcifront: avoid pci_frontend_enable_msix() falsely returning success

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The original XenoLinux code has always had things this way, and for
compatibility reasons (in particular with a subsequent pciback
adjustment) upstream Linux should behave the same way (allowing for two
distinct error indications to be returned by the backend).

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Jan Beulich 2012-04-02 15:22:39 +01:00 committed by Konrad Rzeszutek Wilk
parent 0ee46eca04
commit f09d8432e3
1 changed files with 1 additions and 0 deletions
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drivers/pci/xen-pcifront.c
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@ -290,6 +290,7 @@ static int pci_frontend_enable_msix(struct pci_dev *dev,
} else {
printk(KERN_DEBUG "enable msix get value %x\n",
op.value);
err = op.value;
}
} else {
dev_err(&dev->dev, "enable msix get err %x\n", err);