From: Zhen Lei <thunder.leizhen@huawei.com>
To: Thomas Gleixner <tglx@linutronix.de>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH 1/1] genirq/timings: Fix error return code in irq_timings_test_irqs()
Date: Sat, 8 May 2021 14:20:43 +0800 [thread overview]
Message-ID: <20210508062043.2524-1-thunder.leizhen@huawei.com> (raw)
Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in this function.
Fixes: f52da98d900e ("genirq/timings: Add selftest for irqs circular buffer")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
kernel/irq/timings.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/kernel/irq/timings.c b/kernel/irq/timings.c
index d309d6fbf5bd..12893be1199a 100644
--- a/kernel/irq/timings.c
+++ b/kernel/irq/timings.c
@@ -794,12 +794,14 @@ static int __init irq_timings_test_irqs(struct timings_intervals *ti)
__irq_timings_store(irq, irqs, ti->intervals[i]);
if (irqs->circ_timings[i & IRQ_TIMINGS_MASK] != index) {
+ ret = -EFAULT;
pr_err("Failed to store in the circular buffer\n");
goto out;
}
}
if (irqs->count != ti->count) {
+ ret = -EFAULT;
pr_err("Count differs\n");
goto out;
}
--
2.25.1
next reply other threads:[~2021-05-08 6:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-08 6:20 Zhen Lei [this message]
2021-08-10 13:33 ` [PATCH 1/1] genirq/timings: Fix error return code in irq_timings_test_irqs() Thomas Gleixner
2021-08-11 7:11 ` Leizhen (ThunderTown)
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