[Mesa-stable] [PATCH 1/3] nouveau: don't keep stale pointer to free'd data

[Francisco Jerez]

Ilia Mirkin <imirkin at alum.mit.edu> writes:

> If ->sys is non-null, we might decide that it's where the data is
> stored.
>
> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> Cc: <mesa-stable at lists.freedesktop.org>
> ---
>  src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c
> index 9a3d417..2bb633e 100644
> --- a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c
> +++ b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c
> @@ -86,6 +86,7 @@ nouveau_bufferobj_data(struct gl_context *ctx, GLenum target, GLsizeiptrARB size
>  	/* Free previous storage */
>  	nouveau_bo_ref(NULL, &nbo->bo);
>  	free(nbo->sys);
> +	nbo->sys = NULL;
>  
>  	if (target == GL_ELEMENT_ARRAY_BUFFER_ARB ||
>  	    (size < 512 && usage == GL_DYNAMIC_DRAW_ARB) ||
> -- 
> 1.8.5.5

Reviewed-by: Francisco Jerez <currojerez at riseup.net>
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