* [PATCH] spi: tegra20-sflash: call pm_runtime_put in case of pm_runtime_get failure
@ 2020-06-02 4:40 Navid Emamdoost
2020-06-05 6:10 ` Jon Hunter
0 siblings, 1 reply; 2+ messages in thread
From: Navid Emamdoost @ 2020-06-02 4:40 UTC (permalink / raw)
To: Laxman Dewangan, Mark Brown, Thierry Reding, Jonathan Hunter,
linux-spi, linux-tegra, linux-kernel
Cc: emamd001, wu000273, kjlu, smccaman, Navid Emamdoost
The counter is incremented via pm_runtime_get even in failure case.
To correct the counter call pm_runtime_put in case of failure, too.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
drivers/spi/spi-tegra20-sflash.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index 514429379206..33c34f9c2021 100644
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -552,6 +552,7 @@ static int tegra_sflash_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
+ pm_runtime_put(dev);
dev_err(dev, "pm runtime failed, e = %d\n", ret);
return ret;
}
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] spi: tegra20-sflash: call pm_runtime_put in case of pm_runtime_get failure
2020-06-02 4:40 [PATCH] spi: tegra20-sflash: call pm_runtime_put in case of pm_runtime_get failure Navid Emamdoost
@ 2020-06-05 6:10 ` Jon Hunter
0 siblings, 0 replies; 2+ messages in thread
From: Jon Hunter @ 2020-06-05 6:10 UTC (permalink / raw)
To: Navid Emamdoost, Laxman Dewangan, Mark Brown, Thierry Reding,
linux-spi, linux-tegra, linux-kernel
Cc: emamd001, wu000273, kjlu, smccaman
On 02/06/2020 05:40, Navid Emamdoost wrote:
> The counter is incremented via pm_runtime_get even in failure case.
> To correct the counter call pm_runtime_put in case of failure, too.
>
> Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
> ---
> drivers/spi/spi-tegra20-sflash.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
> index 514429379206..33c34f9c2021 100644
> --- a/drivers/spi/spi-tegra20-sflash.c
> +++ b/drivers/spi/spi-tegra20-sflash.c
> @@ -552,6 +552,7 @@ static int tegra_sflash_resume(struct device *dev)
>
> ret = pm_runtime_get_sync(dev);
> if (ret < 0) {
> + pm_runtime_put(dev);
> dev_err(dev, "pm runtime failed, e = %d\n", ret);
> return ret;
> }
There is another instance of this in this driver that needs fixing.
Jon
--
nvpublic
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-06-05 6:10 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-06-02 4:40 [PATCH] spi: tegra20-sflash: call pm_runtime_put in case of pm_runtime_get failure Navid Emamdoost
2020-06-05 6:10 ` Jon Hunter
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).