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linux/drivers/video
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Roman Smirnov 664206ff8b 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>
History 2024-04-13 13:05:21 +02:00
..
backlight backlight: lp8788: Fully initialize backlight_properties during probe 2024-03-26 18:20:53 -04:00
console fbdev: Move fbdev drivers from strlcpy to strscpy 2022-08-24 22:06:15 +02:00
fbdev fbmon: prevent division by zero in fb_videomode_from_videomode() 2024-04-13 13:05:21 +02:00
logo .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
aperture.c video/aperture: Move vga handling to pci function 2023-08-30 16:10:58 +02:00
display_timing.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428 2019-06-05 17:37:16 +02:00
hdmi.c video/hdmi: Add audio_infoframe packing for DP 2022-09-04 15:31:59 +03:00
Kconfig drm: Implement DRM aperture helpers under video/ 2022-06-27 11:07:55 +02:00
Makefile drm: Implement DRM aperture helpers under video/ 2022-06-27 11:07:55 +02:00
of_display_timing.c video: fbdev: of: display_timing: Remove a redundant zeroing of memory 2022-04-04 08:55:23 +02:00
of_videomode.c video: Fix kernel-doc warnings in of_display_timing + of_videomode 2020-11-29 22:42:17 +01:00
vgastate.c Video: vgastate: fixed a spacing coding style 2018-10-08 12:57:35 +02:00
videomode.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428 2019-06-05 17:37:16 +02:00