From: "Marcin Ślusarz" <marcin.slusarz@arm.com>
To: "Adrián Larumbe" <adrian.larumbe@collabora.com>
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
Steven Price <steven.price@arm.com>,
Boris Brezillon <boris.brezillon@collabora.com>,
kernel@collabora.com, Liviu Dudau <liviu.dudau@arm.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Daniel Almeida <daniel.almeida@collabora.com>,
Alice Ryhl <aliceryhl@google.com>,
nd@arm.com
Subject: Re: [PATCH v10 5/6] drm/panthor: Support sparse mappings
Date: Tue, 5 May 2026 10:14:50 +0200 [thread overview]
Message-ID: <afmm-gRz7W3LTW3H@e129842.arm.com> (raw)
In-Reply-To: <20260429183253.66422-6-adrian.larumbe@collabora.com>
On Wed, Apr 29, 2026 at 07:32:17PM +0100, Adri�n Larumbe wrote:
> @@ -1651,6 +1715,13 @@ int panthor_vm_pool_create(struct panthor_file *pfile)
> return -ENOMEM;
>
> xa_init_flags(&pfile->vms->xa, XA_FLAGS_ALLOC1);
> +
> + pfile->vms->dummy = panthor_dummy_bo_create(pfile->ptdev);
> + if (IS_ERR(pfile->vms->dummy)) {
> + kfree(pfile->vms);
> + return PTR_ERR(pfile->vms->dummy);
This is use-after-free.
> + }
> +
> return 0;
> }
next prev parent reply other threads:[~2026-05-05 8:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 18:32 [PATCH v10 0/6] Support sparse mappings in Panthor Adrián Larumbe
2026-04-29 18:32 ` [PATCH v10 1/6] drm/panthor: Expose GPU page sizes to UM Adrián Larumbe
2026-04-29 18:32 ` [PATCH v10 2/6] drm/panthor: Pass vm_bind_op to vm_prepare_map_op_ctx Adrián Larumbe
2026-04-29 18:32 ` [PATCH v10 3/6] drm/panthor: Delete spurious whitespace from uAPI header Adrián Larumbe
2026-04-29 18:32 ` [PATCH v10 4/6] drm/panthor: Remove unused operation context field Adrián Larumbe
2026-04-29 18:32 ` [PATCH v10 5/6] drm/panthor: Support sparse mappings Adrián Larumbe
2026-04-30 7:57 ` Boris Brezillon
2026-04-30 9:57 ` Boris Brezillon
2026-05-05 8:14 ` Marcin Ślusarz [this message]
2026-05-05 8:33 ` Boris Brezillon
2026-04-29 18:32 ` [PATCH v10 6/6] drm/panthor: Bump the driver version to 1.9 Adrián Larumbe
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