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drm/i915/gvt: fix detect_host calling logic

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Like other routines, intel_gvt_hypervisor_detect_host returns 0
for success.

Signed-off-by: Xiaoguang Chen <xiaoguang.chen@intel.com>
Signed-off-by: Jike Song <jike.song@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Xiaoguang Chen 2016-10-25 16:56:45 +08:00 committed by Zhenyu Wang
parent 64fafcf5a2
commit b0122f3114
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/i915/gvt/gvt.c
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@ -65,6 +65,8 @@ struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = {
*/ */
int intel_gvt_init_host(void) int intel_gvt_init_host(void)
{ {
int ret;
if (intel_gvt_host.initialized) if (intel_gvt_host.initialized)
return 0; return 0;
@ -90,7 +92,8 @@ int intel_gvt_init_host(void)
return -EINVAL; return -EINVAL;
/* Try to detect if we're running in host instead of VM. */ /* Try to detect if we're running in host instead of VM. */
if (!intel_gvt_hypervisor_detect_host()) ret = intel_gvt_hypervisor_detect_host();
if (ret)
return -ENODEV; return -ENODEV;
gvt_dbg_core("Running with hypervisor %s in host mode\n", gvt_dbg_core("Running with hypervisor %s in host mode\n",