Re: [PATCH v3] drm/client: fix null pointer dereference in drm_client_modeset_probe

2024-07-24 Thread Ma Ke
On Wed, 24 Jul 2024, Jani Nikula wrote: > On Wed, 24 Jul 2024, Ma Ke wrote: > > On Wed, 24 Jul 2024, Jani Nikula wrote: > >> On Wed, 24 Jul 2024, Ma Ke wrote: > >> > In drm_client_modeset_probe(), the return value of drm_mode_duplicate() > >> > is > >> > assigned to modeset->mode, which will l

Re: [PATCH v3] drm/client: fix null pointer dereference in drm_client_modeset_probe

2024-07-24 Thread Jani Nikula
On Wed, 24 Jul 2024, Ma Ke wrote: > On Wed, 24 Jul 2024, Jani Nikula wrote: >> On Wed, 24 Jul 2024, Ma Ke wrote: >> > In drm_client_modeset_probe(), the return value of drm_mode_duplicate() is >> > assigned to modeset->mode, which will lead to a possible NULL pointer >> > dereference on failure

Re: [PATCH v3] drm/client: fix null pointer dereference in drm_client_modeset_probe

2024-07-24 Thread Ma Ke
On Wed, 24 Jul 2024, Jani Nikula wrote: > On Wed, 24 Jul 2024, Ma Ke wrote: > > In drm_client_modeset_probe(), the return value of drm_mode_duplicate() is > > assigned to modeset->mode, which will lead to a possible NULL pointer > > dereference on failure of drm_mode_duplicate(). Add a check to a

Re: [PATCH v3] drm/client: fix null pointer dereference in drm_client_modeset_probe

2024-07-24 Thread Jani Nikula
On Wed, 24 Jul 2024, Ma Ke wrote: > In drm_client_modeset_probe(), the return value of drm_mode_duplicate() is > assigned to modeset->mode, which will lead to a possible NULL pointer > dereference on failure of drm_mode_duplicate(). Add a check to avoid npd. > > Cc: sta...@vger.kernel.org > Fixes:

[PATCH v3] drm/client: fix null pointer dereference in drm_client_modeset_probe

2024-07-24 Thread Ma Ke
In drm_client_modeset_probe(), the return value of drm_mode_duplicate() is assigned to modeset->mode, which will lead to a possible NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd. Cc: sta...@vger.kernel.org Fixes: cf13909aee05 ("drm/fb-helper: Move out modese