diff options
| author | Wei Liu <wei.liu2@citrix.com> | 2013-05-29 17:02:58 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-05-29 15:24:55 -0400 |
| commit | 8d0b8801c9e4c2c6b20cdac74dbab16facce7653 (patch) | |
| tree | 4548c7791b1f9bec5675003aadf4b9970baec3ae /drivers | |
| parent | d69c0e3975e4955dd596c162d1628ba1dbb1eb45 (diff) | |
xenbus_client.c: correct exit path for xenbus_map_ring_valloc_hvm
Apparently we should not free page that has not been allocated.
This is b/c alloc_xenballooned_pages will take care of freeing
the page on its own.
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/xen/xenbus/xenbus_client.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index 61786be9138..ec097d6f964 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -534,7 +534,7 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, err = xenbus_map_ring(dev, gnt_ref, &node->handle, addr); if (err) - goto out_err; + goto out_err_free_ballooned_pages; spin_lock(&xenbus_valloc_lock); list_add(&node->next, &xenbus_valloc_pages); @@ -543,8 +543,9 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, *vaddr = addr; return 0; - out_err: + out_err_free_ballooned_pages: free_xenballooned_pages(1, &node->page); + out_err: kfree(node); return err; } |