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pinctrl: pistachio: fix use of irq_of_parse_and_map()

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[ Upstream commit 0c9843a74a85224a89daa81fa66891dae2f930e1 ]

The irq_of_parse_and_map() function returns 0 on failure, and does not
return an negative value.

Fixes: cefc03e599 ("pinctrl: Add Pistachio SoC pin control driver")
Reported-by: Zeal Robot <[email protected]>
Signed-off-by: Lv Ruyi <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
This commit is contained in:
Lv Ruyi 2022-04-24 03:14:30 +00:00 • committed by Greg Kroah-Hartman
commit f5bb5940d7
1 changed files with 3 additions and 3 deletions
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6
drivers/pinctrl/pinctrl-pistachio.c
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@ -1370,10 +1370,10 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl)
}
irq = irq_of_parse_and_map(child, 0);
if (irq < 0) {
dev_err(pctl->dev, "No IRQ for bank %u: %d\n", i, irq);
if (!irq) {
dev_err(pctl->dev, "No IRQ for bank %u\n", i);
of_node_put(child);
ret = irq;
ret = -EINVAL;
goto err;
}