[Xen-changelog] [xen stable-4.6] libxl: Do not trust backend in libxl__device_exists

[patchbot@xxxxxxx]

commit 92527ae6b898e909a2d6dceae9ad54d3dab5cc81
Author:     Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
AuthorDate: Wed May 4 15:04:35 2016 +0100
Commit:     Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
CommitDate: Mon Jun 6 14:47:35 2016 +0100

    libxl: Do not trust backend in libxl__device_exists
    
    To determine whether a device is supposed to exist, look in /libxl,
    rather than the backend.
    
    This is part of XSA-178.
    
    Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
    Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 tools/libxl/libxl_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libxl/libxl_device.c b/tools/libxl/libxl_device.c
index 2b7cd25..a81baee 100644
--- a/tools/libxl/libxl_device.c
+++ b/tools/libxl/libxl_device.c
@@ -54,7 +54,7 @@ int libxl__device_exists(libxl__gc *gc, xs_transaction_t t,
                          libxl__device *device)
 {
     int rc;
-    char *be_path = libxl__device_backend_path(gc, device);
+    char *be_path = libxl__device_libxl_path(gc, device);
     const char *dir;
 
     rc = libxl__xs_read_checked(gc, t, be_path, &dir);
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.6

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