Re: [PATCH BlueZ 1/1] mesh: Fix checks when restoring internal model state

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Applied

On Wed, 2019-07-03 at 13:53 -0700, Inga Stotland wrote:
> This fixes incorrect conditional checks in restore_model_state()
> which could lead to dereferencing a NULL pointer.
> 
> Wrong: if (l_queue_isempty(mod->bindings) || !mod->cbs->bind) ...
> Fixed: if (!l_queue_isempty(mod->bindings) && cbs->bind) ...
> ---
>  mesh/model.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mesh/model.c b/mesh/model.c
> index a2b3e5c18..e4a7ba94e 100644
> --- a/mesh/model.c
> +++ b/mesh/model.c
> @@ -1077,7 +1077,7 @@ static void restore_model_state(struct mesh_model *mod)
>  	if (!cbs)
>  		return;
>  
> -	if (l_queue_isempty(mod->bindings) || !mod->cbs->bind) {
> +	if (!l_queue_isempty(mod->bindings) && cbs->bind) {
>  		for (b = l_queue_get_entries(mod->bindings); b; b = b->next) {
>  			if (cbs->bind(L_PTR_TO_UINT(b->data), ACTION_ADD) !=
>  							MESH_STATUS_SUCCESS)




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