Fedor Pchelkin f33bf922d4 drm/tegra: put drm_gem_object ref on error in tegra_fb_create ...

[ Upstream commit 32e5a120a5 ]

Inside tegra_fb_create(), drm_gem_object_lookup() increments ref count of
the found object. But if the following size check fails then the last
found object's ref count should be put there as the unreferencing loop
can't detect this situation.

Found by Linux Verification Center (linuxtesting.org).

Fixes: de2ba664c3 ("gpu: host1x: drm: Add memory manager and fb")
Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231215093356.12067-1-pchelkin@ispras.ru
Signed-off-by: Sasha Levin <sashal@kernel.org>

2024-03-26 18:19:50 -04:00

..

dc.c

drm: Explicitly include correct DT includes

2023-07-21 09:12:43 +02:00

dc.h

…

dp.c

…

dp.h

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dpaux.c

drm/tegra: dpaux: Fix PM disable depth imbalance in tegra_dpaux_probe

2024-03-26 18:19:41 -04:00

dpaux.h

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drm.c

drm/tegra: Remove existing framebuffer only if we support display

2024-03-06 14:48:38 +00:00

drm.h

drm/tegra: Implement fbdev emulation as in-kernel client

2023-04-06 12:18:56 +02:00

dsi.c

drm/tegra: dsi: Fix missing pm_runtime_disable() in the error handling path of tegra_dsi_probe()

2024-03-26 18:19:41 -04:00

dsi.h

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falcon.c

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falcon.h

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fb.c

drm/tegra: put drm_gem_object ref on error in tegra_fb_create

2024-03-26 18:19:50 -04:00

fbdev.c

fbdev: Use _DMAMEM_ infix for DMA-memory helpers

2023-07-31 20:07:18 +02:00

firewall.c

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gem.c

drm: Don't assert held reservation lock for dma-buf mmapping

2023-06-21 20:22:20 +03:00

gem.h

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gr2d.c

drm/tegra: Enable runtime PM during probe

2023-07-27 18:41:59 +02:00

gr2d.h

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gr3d.c

drm/tegra: Enable runtime PM during probe

2023-07-27 18:41:59 +02:00

gr3d.h

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hda.c

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hda.h

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hdmi.c

drm/tegra: hdmi: Fix some error handling paths in tegra_hdmi_probe()

2024-03-26 18:19:41 -04:00

hdmi.h

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hub.c

drm: Explicitly include correct DT includes

2023-07-21 09:12:43 +02:00

hub.h

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Kconfig

fbdev: Use _DMAMEM_ infix for DMA-memory helpers

2023-07-31 20:07:18 +02:00

Makefile

drm/tegra: Hide fbdev support behind config option

2023-04-06 12:18:54 +02:00

mipi-phy.c

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mipi-phy.h

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nvdec.c

drm/tegra: Enable runtime PM during probe

2023-07-27 18:41:59 +02:00

output.c

drm/tegra: output: Fix missing i2c_put_adapter() in the error handling paths of tegra_output_probe()

2024-03-26 18:19:42 -04:00

plane.c

drm/tegra: plane: Improve use of dev_err_probe()

2023-04-04 18:04:57 +02:00

plane.h

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rgb.c

drm/tegra: rgb: Fix missing clk_put() in the error handling paths of tegra_dc_rgb_probe()

2024-03-26 18:19:42 -04:00

riscv.c

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riscv.h

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sor.c

drm/tegra: sor: Convert to devm_platform_ioremap_resource()

2023-07-27 18:41:59 +02:00

sor.h

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submit.c

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submit.h

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trace.c

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trace.h

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uapi.c

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uapi.h

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vic.c

drm/tegra: Enable runtime PM during probe

2023-07-27 18:41:59 +02:00

vic.h

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