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linux/drivers/w1/w1.c
Pengpeng Hou 73f46553fd w1: validate slave string length before checking separator 
w1_atoreg_num() checks buf[2] for the family/id separator before proving
the input contains that byte.

Require at least the family and separator prefix before checking the
separator.

Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Link: https://patch.msgid.link/2026063007047999.4-ccfa108-0039-w1-validate-slave-string-le-pengpeng@iscas.ac.cn
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2026-07-27 20:38:32 +02:00

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