From: Prateek Agarwal <praagarwal@nvidia.com>
Add call to put_pid corresponding to get_task_pid.
host1x_memory_context_alloc does not take ownership of the pid so we
need to free it here to avoid leaking.
Signed-off-by: Prateek Agarwal <praagarwal@nvidia.com>
Fixes: e09db97889ec ("drm/tegra: Support context isolation")
[mperttunen@nvidia.com: reword commit message]
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
---
drivers/gpu/drm/tegra/uapi.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/tegra/uapi.c b/drivers/gpu/drm/tegra/uapi.c
index 5adab6b229164eed6ec1830243ad9f9e5b5147f6..d0b6a1fa6efad9bf945ca6d85c61431f1c2f255f 100644
--- a/drivers/gpu/drm/tegra/uapi.c
+++ b/drivers/gpu/drm/tegra/uapi.c
@@ -114,9 +114,12 @@ int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data, struct drm_
if (err)
goto put_channel;
- if (supported)
+ if (supported) {
+ struct pid *pid = get_task_pid(current, PIDTYPE_TGID);
context->memory_context = host1x_memory_context_alloc(
- host, client->base.dev, get_task_pid(current, PIDTYPE_TGID));
+ host, client->base.dev, pid);
+ put_pid(pid);
+ }
if (IS_ERR(context->memory_context)) {
if (PTR_ERR(context->memory_context) != -EOPNOTSUPP) {
---
base-commit: ae2d20002576d2893ecaff25db3d7ef9190ac0b6
change-id: 20250918-host1x-put-pid-461d5e9465c8