linux-stable/drivers/gpu/drm/tegra
Qinglang Miao dcdfe2712b 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: fd67e9c6ed ("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>
2021-01-15 17:24:51 +01:00
..
dc.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
dc.h
dp.c
dp.h
dpaux.c
dpaux.h
drm.c drm/tegra: gr2d: Add compatible for Tegra114 2021-01-15 17:19:09 +01:00
drm.h
dsi.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
dsi.h
falcon.c drm/tegra: falcon: Support newer VIC firmware 2021-01-15 17:15:50 +01:00
falcon.h
fb.c
gem.c
gem.h
gr2d.c drm/tegra: gr2d: Add compatible for Tegra114 2021-01-15 17:19:09 +01:00
gr2d.h
gr3d.c
gr3d.h
hda.c
hda.h
hdmi.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
hdmi.h
hub.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
hub.h
Kconfig
Makefile
mipi-phy.c
mipi-phy.h
output.c drm/tegra: output: Do not put OF node twice 2020-11-13 21:38:35 +01:00
plane.c
plane.h
rgb.c
sor.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
sor.h
trace.c
trace.h
vic.c drm/tegra: Fix reference leak when pm_runtime_get_sync() fails 2021-01-15 17:24:51 +01:00
vic.h