fbdev: udlfb: validate vendor descriptor items

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dlfb_parse_vendor_descriptor() walks key-length-value items inside the
DisplayLink vendor descriptor.

Require each item to contain its key, length and declared value bytes
before reading item-specific fields such as max_area.

Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Signed-off-by: Helge Deller <deller@gmx.de>

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Pengpeng Hou 2026-07-06 17:30:38 +08:00 • committed by Helge Deller

parent 74c09634a5

commit 3cc2fad376

1 changed files with 16 additions and 6 deletions

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drivers/video/fbdev/udlfb.c

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