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linux/drivers/video/fbdev/core/fbmon.c
Roman Smirnov c2d953276b fbmon: prevent division by zero in fb_videomode_from_videomode() 
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>
2024-03-19 13:20:20 +01:00

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