serial: max310x: set default value when reading clock ready bit

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commit 0419373333 upstream.

If regmap_read() returns a non-zero value, the 'val' variable can be left
uninitialized.

Clear it before calling regmap_read() to make sure we properly detect
the clock ready bit.

Fixes: 4cf9a888fd ("serial: max310x: Check the clock readiness")
Cc: stable@vger.kernel.org
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://lore.kernel.org/r/20240116213001.3691629-2-hugo@hugovil.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Hugo Villeneuve 2024-01-16 16:29:58 -05:00 • committed by Greg Kroah-Hartman

parent c96ce4903b

commit 5d89c48337

1 changed files with 1 additions and 1 deletions

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drivers/tty/serial/max310x.c

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