[RFC PATCH intel-gvt-linux] drm/i915/xengt: gvt_ctrl_kobj can be static

[kbuild test robot]

Fixes: bc82c0e6982a ("drm/i915/xengt: xengt moudule initial files")
Signed-off-by: kbuild test robot <lkp at intel.com>
---
 xengt.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/xengt.c b/drivers/gpu/drm/i915/gvt/xengt.c
index 250027e04bb33..86699a6158708 100644
--- a/drivers/gpu/drm/i915/gvt/xengt.c
+++ b/drivers/gpu/drm/i915/gvt/xengt.c
@@ -56,11 +56,11 @@ MODULE_DESCRIPTION("XenGT mediated passthrough driver");
 MODULE_LICENSE("GPL");
 MODULE_VERSION("0.1");
 
-struct kobject *gvt_ctrl_kobj;
+static struct kobject *gvt_ctrl_kobj;
 static struct kset *gvt_kset;
 static DEFINE_MUTEX(gvt_sysfs_lock);
 
-struct xengt_struct xengt_priv;
+static struct xengt_struct xengt_priv;
 const struct intel_gvt_ops *intel_gvt_ops;
 
 static ssize_t kobj_attr_show(struct kobject *kobj, struct attribute *attr,
@@ -109,7 +109,7 @@ static struct attribute *xengt_vm_attrs[] = {
 	NULL,   /* need to NULL terminate the list of attributes */
 };
 
-const struct sysfs_ops xengt_kobj_sysfs_ops = {
+static const struct sysfs_ops xengt_kobj_sysfs_ops = {
 	.show   = kobj_attr_show,
 	.store  = kobj_attr_store,
 };
@@ -271,7 +271,7 @@ static ssize_t xengt_sysfs_instance_manage(struct kobject *kobj,
 	return rc < 0 ? rc : count;
 }
 
-int xengt_sysfs_init(struct intel_gvt *gvt)
+static int xengt_sysfs_init(struct intel_gvt *gvt)
 {
 	int ret;
 
@@ -310,7 +310,7 @@ int xengt_sysfs_init(struct intel_gvt *gvt)
 	return ret;
 }
 
-void xengt_sysfs_del(void)
+static void xengt_sysfs_del(void)
 {
 	kobject_put(gvt_ctrl_kobj);
 	kset_unregister(gvt_kset);