From: Tomer Tayar <tta...@habana.ai>
[ Upstream commit 27ac5aada024e0821c86540ad18f37edadd77d5e ]
The refcount of the "hl_fpriv" structure is not used for the control
device, and thus hl_hpriv_put() is not called when releasing this
device.
This results with no call to put_pid(), so add it explicitly in
hl_device_release_ctrl().
Signed-off-by: Tomer Tayar <tta...@habana.ai>
Reviewed-by: Oded Gabbay <ogab...@kernel.org>
Signed-off-by: Oded Gabbay <ogab...@kernel.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
drivers/misc/habanalabs/common/device.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/misc/habanalabs/common/device.c
b/drivers/misc/habanalabs/common/device.c
index 69d04eca767f..6785329eee27 100644
--- a/drivers/misc/habanalabs/common/device.c
+++ b/drivers/misc/habanalabs/common/device.c
@@ -117,6 +117,8 @@ static int hl_device_release_ctrl(struct inode *inode,
struct file *filp)
list_del(&hpriv->dev_node);
mutex_unlock(&hdev->fpriv_list_lock);
+ put_pid(hpriv->taskpid);
+
kfree(hpriv);
return 0;
--
2.30.1
