[PATCH 2/2] drm/client: Fix memory leak in drm_client_modeset_probe

[Javier Martinez Canillas]

Jocelyn Falempe <jfalempe at redhat.com> writes:

> When a new mode is set to modeset->mode, the previous mode should be freed.
> This fixes the following kmemleak report:
>
> drm_mode_duplicate+0x45/0x220 [drm]
> drm_client_modeset_probe+0x944/0xf50 [drm]
> __drm_fb_helper_initial_config_and_unlock+0xb4/0x2c0 [drm_kms_helper]
> drm_fbdev_client_hotplug+0x2bc/0x4d0 [drm_kms_helper]
> drm_client_register+0x169/0x240 [drm]
> ast_pci_probe+0x142/0x190 [ast]
> local_pci_probe+0xdc/0x180
> work_for_cpu_fn+0x4e/0xa0
> process_one_work+0x8b7/0x1540
> worker_thread+0x70a/0xed0
> kthread+0x29f/0x340
> ret_from_fork+0x1f/0x30
>
> cc: <stable at vger.kernel.org>
> Reported-by: Zhang Yi <yizhan at redhat.com>
> Signed-off-by: Jocelyn Falempe <jfalempe at redhat.com>
> ---

Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat