Re: [PATCH v2 2/3] perf/cxlpmu: Remove unintended newline from IRQ name format string

From: Jonathan Cameron
Date: Wed Jun 25 2025 - 05:04:44 EST


On Tue, 24 Jun 2025 12:43:39 -0700
Alok Tiwari <alok.a.tiwari@xxxxxxxxxx> wrote:

> The IRQ name format string used in devm_kasprintf() mistakenly included
> a newline character "\n".
> This could lead to confusing log output or misformatted names in sysfs
> or debug messages.
>
> This fix removes the newline to ensure proper IRQ naming.
>
> Signed-off-by: Alok Tiwari <alok.a.tiwari@xxxxxxxxxx>
Reviewed-by: Jonathan Cameron <jonathan.cameron@xxxxxxxxxx>

> ---
> drivers/perf/cxl_pmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/perf/cxl_pmu.c b/drivers/perf/cxl_pmu.c
> index 8998c0a2f3a2d..5a475a5a1f095 100644
> --- a/drivers/perf/cxl_pmu.c
> +++ b/drivers/perf/cxl_pmu.c
> @@ -873,7 +873,7 @@ static int cxl_pmu_probe(struct device *dev)
> return rc;
> irq = rc;
>
> - irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s_overflow\n", dev_name);
> + irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s_overflow", dev_name);
> if (!irq_name)
> return -ENOMEM;
>