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drm/i915/gvt: remove module refcounting in intel_gvt_{,un}register_hypervisor

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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@lst.de>
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220411141403.86980-2-hch@lst.de
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
This commit is contained in:
Christoph Hellwig
2022-04-11 16:13:30 +02:00
committed by Zhi Wang
parent 7f0cf30187
commit a85749e12d
1 changed files with 0 additions and 6 deletions
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6
drivers/gpu/drm/i915/gvt/gvt.c
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@@ -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);