[tip: irq/core] genirq/timings: Fix error return code in irq_timings_test_irqs()
From: tip-bot2 for Zhen Lei
Date: Wed Aug 11 2021 - 08:37:06 EST
The following commit has been merged into the irq/core branch of tip:
Commit-ID: 290fdc4b7ef14e33d0e30058042b0e9bfd02b89b
Gitweb: https://git.kernel.org/tip/290fdc4b7ef14e33d0e30058042b0e9bfd02b89b
Author: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
AuthorDate: Wed, 11 Aug 2021 17:33:32 +08:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Wed, 11 Aug 2021 14:33:35 +02:00
genirq/timings: Fix error return code in irq_timings_test_irqs()
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@xxxxxxxxxx>
Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210811093333.2376-1-thunder.leizhen@xxxxxxxxxx
---
kernel/irq/timings.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/kernel/irq/timings.c b/kernel/irq/timings.c
index d309d6f..59affb3 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 = -EBADSLT;
pr_err("Failed to store in the circular buffer\n");
goto out;
}
}
if (irqs->count != ti->count) {
+ ret = -ERANGE;
pr_err("Count differs\n");
goto out;
}