Re: Patch "Input: ims-pcu - fix calling interruptible mutex" has been added to the 6.11-stable tree

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On Mon, Sep 30, 2024 at 07:24:28PM -0400, Sasha Levin wrote:
> This is a note to let you know that I've just added the patch titled
> 
>     Input: ims-pcu - fix calling interruptible mutex
> 
> to the 6.11-stable tree which can be found at:
>     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> 
> The filename of the patch is:
>      input-ims-pcu-fix-calling-interruptible-mutex.patch
> and it can be found in the queue-6.11 subdirectory.
> 
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@xxxxxxxxxxxxxxx> know about it.
> 

Did you manage to pick up 703f12672e1f ("Input: ims-pcu - switch to
using cleanup functions") for stable? I would love to see the
justification for that... 

> 
> 
> commit c137195362a652adfbc6a538b78a40b043de6eb0
> Author: David Lechner <dlechner@xxxxxxxxxxxx>
> Date:   Tue Sep 10 16:58:47 2024 -0500
> 
>     Input: ims-pcu - fix calling interruptible mutex
>     
>     [ Upstream commit 82abef590eb31d373e632743262ee7c42f49c289 ]
>     
>     Fix calling scoped_cond_guard() with mutex instead of mutex_intr.
>     
>     scoped_cond_guard(mutex, ...) will call mutex_lock() instead of
>     mutex_lock_interruptible().
>     
>     Fixes: 703f12672e1f ("Input: ims-pcu - switch to using cleanup functions")
>     Signed-off-by: David Lechner <dlechner@xxxxxxxxxxxx>
>     Link: https://lore.kernel.org/r/20240910-input-misc-ims-pcu-fix-mutex-intr-v1-1-bdd983685c43@xxxxxxxxxxxx
>     Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
>     Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
> 
> diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c
> index c086dadb45e3a..058f3470b7ae2 100644
> --- a/drivers/input/misc/ims-pcu.c
> +++ b/drivers/input/misc/ims-pcu.c
> @@ -1067,7 +1067,7 @@ static ssize_t ims_pcu_attribute_store(struct device *dev,
>  	if (data_len > attr->field_length)
>  		return -EINVAL;
>  
> -	scoped_cond_guard(mutex, return -EINTR, &pcu->cmd_mutex) {
> +	scoped_cond_guard(mutex_intr, return -EINTR, &pcu->cmd_mutex) {
>  		memset(field, 0, attr->field_length);
>  		memcpy(field, buf, data_len);
>  

-- 
Dmitry




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