[tip: timers/core] clocksource/drivers/oxnas-rps: Fix irq_of_parse_and_map() return value

[tip-bot2 for Krzysztof Kozlowski]

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     9c04a8ff03def4df3f81219ffbe1ec9b44ff5348
Gitweb:        https://git.kernel.org/tip/9c04a8ff03def4df3f81219ffbe1ec9b44ff5348
Author:        Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
AuthorDate:    Fri, 22 Apr 2022 12:41:01 +02:00
Committer:     Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
CommitterDate: Tue, 24 May 2022 09:16:29 +02:00

clocksource/drivers/oxnas-rps: Fix irq_of_parse_and_map() return value

The irq_of_parse_and_map() returns 0 on failure, not a negative ERRNO.

Fixes: 89355274e1f7 ("clocksource/drivers/oxnas-rps: Add Oxford Semiconductor RPS Dual Timer")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20220422104101.55754-1-krzysztof.kozlowski@xxxxxxxxxx
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
---
 drivers/clocksource/timer-oxnas-rps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clocksource/timer-oxnas-rps.c b/drivers/clocksource/timer-oxnas-rps.c
index 56c0cc3..d514b44 100644
--- a/drivers/clocksource/timer-oxnas-rps.c
+++ b/drivers/clocksource/timer-oxnas-rps.c
@@ -236,7 +236,7 @@ static int __init oxnas_rps_timer_init(struct device_node *np)
 	}
 
 	rps->irq = irq_of_parse_and_map(np, 0);
-	if (rps->irq < 0) {
+	if (!rps->irq) {
 		ret = -EINVAL;
 		goto err_iomap;
 	}