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Groups > linux.kernel > #1654543
| From | Russell King - ARM Linux <linux@armlinux.org.uk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v5 2/7] arm: fix return value of parse_cpu_capacity |
| Date | 2017-05-31 20:50 +0200 |
| Message-ID | <tNgQV-8tf-7@gated-at.bofh.it> (permalink) |
| References | <tNfi9-7EL-5@gated-at.bofh.it> <tNfia-7EL-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, May 31, 2017 at 05:59:26PM +0100, Juri Lelli wrote:
> parse_cpu_capacity() has to return 0 on failure, but it currently returns
> 1 instead if raw_capacity kcalloc failed.
>
> Fix it (by directly returning 0).
>
> Cc: Russell King <linux@arm.linux.org.uk>
You can drop these Cc's now. Thanks.
> Reported-by: Morten Rasmussen <morten.rasmussen@arm.com>
> Fixes: 06073ee26775 ('ARM: 8621/3: parse cpu capacity-dmips-mhz from DT')
> Signed-off-by: Juri Lelli <juri.lelli@arm.com>
> Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
> Acked-by: Vincent Guittot <vincent.guittot@linaor.org>
> ---
> arch/arm/kernel/topology.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
> index f8a3ab82e77f..1b8ec3054642 100644
> --- a/arch/arm/kernel/topology.c
> +++ b/arch/arm/kernel/topology.c
> @@ -166,7 +166,7 @@ static int __init parse_cpu_capacity(struct device_node *cpu_node, int cpu)
> if (!raw_capacity) {
> pr_err("cpu_capacity: failed to allocate memory for raw capacities\n");
> cap_parsing_failed = true;
> - return !ret;
> + return 0;
> }
> }
> capacity_scale = max(cpu_capacity, capacity_scale);
> --
> 2.11.0
>
--
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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[PATCH v5 2/7] arm: fix return value of parse_cpu_capacity Juri Lelli <juri.lelli@arm.com> - 2017-05-31 19:10 +0200 Re: [PATCH v5 2/7] arm: fix return value of parse_cpu_capacity Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-05-31 20:50 +0200
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