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/linux/drivers/gpu/drm/tegra/
H A Dvic.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
H A Dhub.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
H A Ddsi.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
H A Dhdmi.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
H A Dsor.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
H A Ddc.cdiff dcdfe2712b68f1e9dbf4f1a96ad59b80e5cc0ef7 Tue Dec 01 13:56:31 CET 2020 Qinglang Miao <miaoqinglang@huawei.com> drm/tegra: Fix reference leak when pm_runtime_get_sync() fails

The PM reference count is not expected to be incremented on return in
these Tegra functions.

However, pm_runtime_get_sync() will increment the PM reference count
even on failure. Forgetting to put the reference again will result in
a leak.

Replace it with pm_runtime_resume_and_get() to keep the usage counter
balanced.

Fixes: fd67e9c6ed5a ("drm/tegra: Do not implement runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>