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authorJan Beulich <JBeulich@suse.com>2012-04-02 16:22:39 +0200
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-04-06 18:16:02 +0200
commitf09d8432e39797abf39531f41ac8a46a3fbf442a (patch)
treeea8db5e01aaea997ccec66ebdfa84a273952fb96 /drivers/pci/xen-pcifront.c
parentxen/pciback: fix XEN_PCI_OP_enable_msix result (diff)
downloadlinux-f09d8432e39797abf39531f41ac8a46a3fbf442a.tar.xz
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xen/pcifront: avoid pci_frontend_enable_msix() falsely returning success
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>
Diffstat (limited to '')
-rw-r--r--drivers/pci/xen-pcifront.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c
index 7cf3d2fcf56a..c18fab289ad5 100644
--- a/drivers/pci/xen-pcifront.c
+++ b/drivers/pci/xen-pcifront.c
@@ -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);