linux/drivers/gpu/drm/vc4
Aleksandr Mishin c534b63bed
drm: vc4: Fix possible null pointer dereference
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
2024-04-15 09:13:10 +02:00
..
tests
Kconfig drm: Switch DRM_DISPLAY_HDMI_HELPER to depends on 2024-03-28 11:26:52 +01:00
Makefile
vc4_bo.c
vc4_crtc.c
vc4_debugfs.c
vc4_dpi.c
vc4_drv.c
vc4_drv.h
vc4_dsi.c
vc4_fence.c
vc4_gem.c
vc4_hdmi.c drm: vc4: Fix possible null pointer dereference 2024-04-15 09:13:10 +02:00
vc4_hdmi.h
vc4_hdmi_phy.c
vc4_hdmi_regs.h
vc4_hvs.c
vc4_irq.c
vc4_kms.c
vc4_packet.h
vc4_perfmon.c
vc4_plane.c drm/vc4: don't check if plane->state->fb == state->fb 2024-01-11 10:32:12 -03:00
vc4_qpu_defines.h
vc4_regs.h
vc4_render_cl.c
vc4_trace.h
vc4_trace_points.c
vc4_txp.c
vc4_v3d.c
vc4_validate.c
vc4_validate_shaders.c
vc4_vec.c