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Commit ef3f4e99 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Tomi Valkeinen
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drm: omapdrm: gem: Mask out private flags passed from userspace 



The 8 high order bits of the buffer flags are reserved for internal use.
Mask them out from the flags passed by userspace.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent f4302747

drivers/gpu/drm/omapdrm/omap_drv.c

+8 −3
Original line number Diff line number Diff line
@@ -547,14 +547,19 @@ static int ioctl_set_param(struct drm_device *dev, void *data, 
	return 0;

}



#define OMAP_BO_USER_MASK	0x00ffffff	/* flags settable by userspace */



static int ioctl_gem_new(struct drm_device *dev, void *data,

		struct drm_file *file_priv)

{

	struct drm_omap_gem_new *args = data;

	u32 flags = args->flags & OMAP_BO_USER_MASK;



	VERB("%p:%p: size=0x%08x, flags=%08x", dev, file_priv,

			args->size.bytes, args->flags);

	return omap_gem_new_handle(dev, file_priv, args->size,

			args->flags, &args->handle);

	     args->size.bytes, flags);



	return omap_gem_new_handle(dev, file_priv, args->size, flags,

				   &args->handle);

}



static int ioctl_gem_cpu_prep(struct drm_device *dev, void *data,