[PATCH 01/34] drm/i915/gvt: remove module refcounting in intel_gvt_{,un}register_hypervisor

[Christoph Hellwig]

THIS_MODULE always is reference when a symbol called by it is used, so
don't bother with the additional reference.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 drivers/gpu/drm/i915/gvt/gvt.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c
index f0b69e4dcb525..623424766c359 100644
--- a/drivers/gpu/drm/i915/gvt/gvt.c
+++ b/drivers/gpu/drm/i915/gvt/gvt.c
@@ -308,10 +308,6 @@ intel_gvt_register_hypervisor(const struct intel_gvt_mpt *m)
 	    m->type != INTEL_GVT_HYPERVISOR_XEN)
 		return -EINVAL;
 
-	/* Get a reference for device model module */
-	if (!try_module_get(THIS_MODULE))
-		return -ENODEV;
-
 	intel_gvt_host.mpt = m;
 	intel_gvt_host.hypervisor_type = m->type;
 	gvt = (void *)kdev_to_i915(intel_gvt_host.dev)->gvt;
@@ -321,7 +317,6 @@ intel_gvt_register_hypervisor(const struct intel_gvt_mpt *m)
 	if (ret < 0) {
 		gvt_err("Failed to init %s hypervisor module\n",
 			supported_hypervisors[intel_gvt_host.hypervisor_type]);
-		module_put(THIS_MODULE);
 		return -ENODEV;
 	}
 	gvt_dbg_core("Running with hypervisor %s in host mode\n",
@@ -335,6 +330,5 @@ intel_gvt_unregister_hypervisor(void)
 {
 	void *gvt = (void *)kdev_to_i915(intel_gvt_host.dev)->gvt;
 	intel_gvt_hypervisor_host_exit(intel_gvt_host.dev, gvt);
-	module_put(THIS_MODULE);
 }
 EXPORT_SYMBOL_GPL(intel_gvt_unregister_hypervisor);
-- 
2.30.2