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authorLv Ruyi <lv.ruyi@zte.com.cn>2022-04-24 03:14:30 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-05-09 09:03:25 +0200
commitf5bb5940d7543b46cad93c5d8e131115a4102c1d (patch)
tree08f1037f271cad4fd836d6dc8ca4327416958906
parentd22fc603694b16cad60beba0c95d85be9a07bddf (diff)
pinctrl: pistachio: fix use of irq_of_parse_and_map()
[ Upstream commit 0c9843a74a85224a89daa81fa66891dae2f930e1 ] The irq_of_parse_and_map() function returns 0 on failure, and does not return an negative value. Fixes: cefc03e5995e ("pinctrl: Add Pistachio SoC pin control driver") Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn> Link: https://lore.kernel.org/r/20220424031430.3170759-1-lv.ruyi@zte.com.cn Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/pinctrl/pinctrl-pistachio.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c
index 379e9a6a6d89..5f381e4c7577 100644
--- a/drivers/pinctrl/pinctrl-pistachio.c
+++ b/drivers/pinctrl/pinctrl-pistachio.c
@@ -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;
}