Aleksandr Mishin 80431ea363 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 11:03:25 +02:00

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Kconfig

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Makefile

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vc4_bo.c

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vc4_crtc.c

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vc4_debugfs.c

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vc4_dpi.c

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vc4_drv.c

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vc4_drv.h

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vc4_dsi.c

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vc4_fence.c

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vc4_gem.c

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vc4_hdmi_phy.c

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vc4_hdmi_regs.h

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vc4_hdmi.c

drm: vc4: Fix possible null pointer dereference

2024-06-12 11:03:25 +02:00

vc4_hdmi.h

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vc4_hvs.c

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vc4_irq.c

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vc4_kms.c

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vc4_packet.h

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vc4_perfmon.c

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vc4_plane.c

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vc4_qpu_defines.h

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vc4_regs.h

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vc4_render_cl.c

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vc4_trace_points.c

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vc4_trace.h

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vc4_txp.c

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vc4_v3d.c

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vc4_validate_shaders.c

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vc4_validate.c

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vc4_vec.c

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