Re: [PATCH V3 05/14] i3c: Make dev->desc locking assumptions explicit

Mukesh Savaliya <[email protected]> Tue, 4 Aug 2026 23:38:04 +0530

Newsgroups	org.kernel.vger.linux-pci,org.infradead.lists.linux-i3c,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pm
Message-ID	<[email protected]>


On 8/4/2026 7:08 PM, Adrian Hunter wrote:
> i3c_device_get_info() takes the bus normal-use lock before accessing
> dev->desc. Under that lock, the descriptor pointer is guaranteed to be
> valid for the duration of the access.
> 
> Remove the unnecessary NULL check on dev->desc so the code more clearly
> reflects the locking rules and expected descriptor lifetime.
> 
> Signed-off-by: Adrian Hunter <[email protected]>
> ---
> 
> 
> Changes in V3:
> 
> 	New patch
> 
> 
>   drivers/i3c/device.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/i3c/device.c b/drivers/i3c/device.c
> index a3778282e84c..5e6df6de0283 100644

Acked-by: Mukesh Savaliya <[email protected]>