tlclk: if sscanf() fails, fall back to 0, not random value

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If sscanf(IN, FMT, &OUT) fails, OUT may be unchanged.
So if OUT was never initialized, it may be still uninitialized memory.
To prevent such, initialize OUT=0 first.

Fixes: 648bf4fb21 ("[PATCH] tlclk driver update")
Fixes: 1a80ba8827 ("[PATCH] Telecom Clock Driver for MPCBL0010 ATCA computer blade")
Signed-off-by: Alexander A. Klimov <grandmaster@al2klimov.de>
Link: https://patch.msgid.link/20260526061321.6123-4-grandmaster@al2klimov.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Alexander A. Klimov 2026-05-26 08:13:15 +02:00 • committed by Greg Kroah-Hartman

parent 28a561eeaf

commit 75f9481e04

1 changed files with 18 additions and 18 deletions

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drivers/char/tlclk.c

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