The call to pm_runtime_get_sync increments the counter even in case of
failure, leading to incorrect ref count.
In case of failure, decrement the ref count before returning.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_process.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index a9a7f5aa2710..0b4f40905f55 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -1116,8 +1116,10 @@ struct kfd_process_device
*kfd_bind_process_to_device(struct kfd_dev *dev,
*/
if (!pdd->runtime_inuse) {
err = pm_runtime_get_sync(dev->ddev->dev);
- if (err < 0)
+ if (err < 0) {
+ pm_runtime_put_autosuspend(dev->ddev->dev);
return ERR_PTR(err);
+ }
}
err = kfd_iommu_bind_process_to_device(pdd);
--
2.25.4
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