Roman Smirnov 48d6bcfc31 fbmon: prevent division by zero in fb_videomode_from_videomode() ...

[ Upstream commit c2d953276b ]

The expression htotal * vtotal can have a zero value on
overflow. It is necessary to prevent division by zero like in
fb_var_to_videomode().

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

Signed-off-by: Roman Smirnov <r.smirnov@omp.ru>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2024-04-13 13:01:47 +02:00

..

backlight

backlight: lp8788: Fully initialize backlight_properties during probe

2024-03-26 18:21:31 -04:00

console

…

fbdev

fbmon: prevent division by zero in fb_videomode_from_videomode()

2024-04-13 13:01:47 +02:00

logo

…

display_timing.c

…

hdmi.c

…

Kconfig

…

Makefile

…

of_display_timing.c

…

of_videomode.c

…

vgastate.c

…

videomode.c

…