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| H A D | turris-omnia-mcu-trng.c | diff 2d516b8fc0f18ce9c0347a1aea6edb3d8ca1d692 Thu Sep 05 15:16:53 CEST 2024 Dan Carpenter <dan.carpenter@linaro.org> platform: cznic: turris-omnia-mcu: Fix error check in omnia_mcu_register_trng()
The gpiod_to_irq() function never returns zero. It returns negative
error codes or a positive IRQ number. Update the checking to check
for negatives.
Fixes: 41bb142a4028 ("platform: cznic: turris-omnia-mcu: Add support for MCU provided TRNG")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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