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lf-6.6.y
linux-imx/drivers/gpu/drm/vc4
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Aleksandr Mishin 42c22b6305 drm: vc4: Fix possible null pointer dereference 
[ Upstream commit c534b63bed ]

In vc4_hdmi_audio_init() of_get_address() may return
NULL which is later dereferenced. Fix this bug by adding NULL check.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: bb7d785688 ("drm/vc4: Add HDMI audio support")
Signed-off-by: Aleksandr Mishin <amishin@t-argos.ru>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240409075622.11783-1-amishin@t-argos.ru
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-06-12 11:12:03 +02:00
..
tests drm/vc4: tests: Fix UAF in the mock helpers 2023-11-20 11:59:37 +01:00
Kconfig
Makefile
vc4_bo.c
vc4_crtc.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00
vc4_debugfs.c
vc4_dpi.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00
vc4_drv.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00
vc4_drv.h drm/vc4: Switch to container_of_const 2023-04-25 09:32:25 +02:00
vc4_dsi.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00
vc4_fence.c
vc4_gem.c
vc4_hdmi_phy.c
vc4_hdmi_regs.h
vc4_hdmi.c drm: vc4: Fix possible null pointer dereference 2024-06-12 11:12:03 +02:00
vc4_hdmi.h drm/vc4: hdmi: Add Broadcast RGB property to allow override of RGB range 2023-04-25 09:32:52 +02:00
vc4_hvs.c drm/vc4: Convert to platform remove callback returning void 2023-06-08 09:04:13 -07:00
vc4_irq.c drm/vc4: remove unused render_wait variable 2023-04-11 14:15:18 +02:00
vc4_kms.c drm/vc4: Switch to container_of_const 2023-04-25 09:32:25 +02:00
vc4_packet.h
vc4_perfmon.c
vc4_plane.c drm/vc4: don't check if plane->state->fb == state->fb 2024-04-13 13:07:33 +02:00
vc4_qpu_defines.h
vc4_regs.h
vc4_render_cl.c
vc4_trace_points.c
vc4_trace.h
vc4_txp.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00
vc4_v3d.c drm/vc4: Convert to platform remove callback returning void 2023-06-08 09:04:13 -07:00
vc4_validate_shaders.c
vc4_validate.c
vc4_vec.c drm: Explicitly include correct DT includes 2023-07-21 09:12:43 +02:00