watchdog: rzg2l_wdt: Add error check for reset_control_deassert

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If reset_control_deassert() fails, then we won't be able to
access the device registers. Therefore check the return code of
reset_control_deassert() and bailout in case of error.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220225175320.11041-6-biju.das.jz@bp.renesas.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

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Biju Das 2022-02-25 17:53:18 +00:00 • committed by Wim Van Sebroeck

parent 33d04d0fdb

commit baf1aace9a

1 changed files with 4 additions and 1 deletions

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drivers/watchdog/rzg2l_wdt.c

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