[PATCH v3] drm: Fix potential overflow issue in event_string array

[Rodrigo Vivi]

On Thu, May 01, 2025 at 03:22:25PM +0300, Raag Jadav wrote:
> On Wed, Apr 09, 2025 at 09:24:41AM +0300, Raag Jadav wrote:
> > On Wed, Apr 09, 2025 at 09:46:33AM +0800, jiangfeng at kylinos.cn wrote:
> > > From: Feng Jiang <jiangfeng at kylinos.cn>
> > > 
> > > When calling scnprintf() to append recovery method to event_string,
> > > the second argument should be `sizeof(event_string) - len`, otherwise
> > > there is a potential overflow problem.
> > > 
> > > Fixes: b7cf9f4ac1b8 ("drm: Introduce device wedged event")
> > > Signed-off-by: Feng Jiang <jiangfeng at kylinos.cn>
> > 
> > Reviewed-by: Raag Jadav <raag.jadav at intel.com>
> > 
> > Thanks for the fix.
> 
> This one seems got lost in the noise but important for 6.15.
> Any takers?

pushed to drm-misc-fixes

> 
> Raag