libxl: fix spelling of "backend-id" for vtpm

Signed-off-by: Marek Marczykowski <marmarek@invisiblethingslab.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 30302c71b09a536b8654e61f69266c747252b0a5..ea8281d35b352a8ae717ed55711dd4df19a8a6bf 100644 (file)
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -1855,7 +1855,7 @@ libxl_device_vtpm *libxl_device_vtpm_list(libxl_ctx *ctx, uint32_t domid, int *n
           vtpm->devid = atoi(*dir);
 
           tmp = libxl__xs_read(gc, XBT_NULL,
-                GCSPRINTF("%s/%s/backend_id",
+                GCSPRINTF("%s/%s/backend-id",
                    fe_path, *dir));
           vtpm->backend_domid = atoi(tmp);