[2/2] mmc: uniphier-sd: Fix a resource leak in the remove function
diff mbox series

Message ID 20210220142953.918608-1-christophe.jaillet@wanadoo.fr
State Accepted
Commit e29c84857e2d51aa017ce04284b962742fb97d9e
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Series
  • [1/2] mmc: uniphier-sd: Fix an error handling path in uniphier_sd_probe()
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Commit Message

Christophe JAILLET Feb. 20, 2021, 2:29 p.m. UTC
A 'tmio_mmc_host_free()' call is missing in the remove function, in order
to balance a 'tmio_mmc_host_alloc()' call in the probe.
This is done in the error handling path of the probe, but not in the remove
function.

Add the missing call.

Fixes: 3fd784f745dd ("mmc: uniphier-sd: add UniPhier SD/eMMC controller driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/mmc/host/uniphier-sd.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Masahiro Yamada Feb. 22, 2021, 11:46 a.m. UTC | #1
On Sat, Feb 20, 2021 at 11:31 PM Christophe JAILLET
<christophe.jaillet@wanadoo.fr> wrote:
>
> A 'tmio_mmc_host_free()' call is missing in the remove function, in order
> to balance a 'tmio_mmc_host_alloc()' call in the probe.
> This is done in the error handling path of the probe, but not in the remove
> function.
>
> Add the missing call.
>
> Fixes: 3fd784f745dd ("mmc: uniphier-sd: add UniPhier SD/eMMC controller driver")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>


Reviewed-by: Masahiro Yamada <masahiroy@kernel.org>


> ---
>  drivers/mmc/host/uniphier-sd.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/host/uniphier-sd.c b/drivers/mmc/host/uniphier-sd.c
> index 6f0f05466917..ccbf9885a52b 100644
> --- a/drivers/mmc/host/uniphier-sd.c
> +++ b/drivers/mmc/host/uniphier-sd.c
> @@ -660,6 +660,7 @@ static int uniphier_sd_remove(struct platform_device *pdev)
>
>         tmio_mmc_host_remove(host);
>         uniphier_sd_clk_disable(host);
> +       tmio_mmc_host_free(host);
>
>         return 0;
>  }
> --
> 2.27.0
>
Ulf Hansson March 2, 2021, 10:38 a.m. UTC | #2
On Sat, 20 Feb 2021 at 15:29, Christophe JAILLET
<christophe.jaillet@wanadoo.fr> wrote:
>
> A 'tmio_mmc_host_free()' call is missing in the remove function, in order
> to balance a 'tmio_mmc_host_alloc()' call in the probe.
> This is done in the error handling path of the probe, but not in the remove
> function.
>
> Add the missing call.
>
> Fixes: 3fd784f745dd ("mmc: uniphier-sd: add UniPhier SD/eMMC controller driver")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

Applied for next and by adding a stable tag, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/uniphier-sd.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/host/uniphier-sd.c b/drivers/mmc/host/uniphier-sd.c
> index 6f0f05466917..ccbf9885a52b 100644
> --- a/drivers/mmc/host/uniphier-sd.c
> +++ b/drivers/mmc/host/uniphier-sd.c
> @@ -660,6 +660,7 @@ static int uniphier_sd_remove(struct platform_device *pdev)
>
>         tmio_mmc_host_remove(host);
>         uniphier_sd_clk_disable(host);
> +       tmio_mmc_host_free(host);
>
>         return 0;
>  }
> --
> 2.27.0
>

Patch
diff mbox series

diff --git a/drivers/mmc/host/uniphier-sd.c b/drivers/mmc/host/uniphier-sd.c
index 6f0f05466917..ccbf9885a52b 100644
--- a/drivers/mmc/host/uniphier-sd.c
+++ b/drivers/mmc/host/uniphier-sd.c
@@ -660,6 +660,7 @@  static int uniphier_sd_remove(struct platform_device *pdev)
 
 	tmio_mmc_host_remove(host);
 	uniphier_sd_clk_disable(host);
+	tmio_mmc_host_free(host);
 
 	return 0;
 }