[PATCH] xen: fix memory leak in __xen_pcibk_add_pci_dev()

[Daeseok Youn]

It need to free dev_entry when it failed to assign to a new
slot on the virtual PCI bus.

smatch says:
 drivers/xen/xen-pciback/vpci.c:142 __xen_pcibk_add_pci_dev() warn:
possible memory leak of 'dev_entry'

Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
 drivers/xen/xen-pciback/vpci.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/xen/xen-pciback/vpci.c b/drivers/xen/xen-pciback/vpci.c
index 3165ce3..657e50f 100644
--- a/drivers/xen/xen-pciback/vpci.c
+++ b/drivers/xen/xen-pciback/vpci.c
@@ -130,6 +130,7 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev,
 	err = -ENOMEM;
 	xenbus_dev_fatal(pdev->xdev, err,
 			 "No more space on root virtual PCI bus");
+	kfree(dev_entry);
 
 unlock:
 	mutex_unlock(&vpci_dev->lock);
-- 
1.7.4.4


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