[kbuild-all] [RFC PATCH android-common] ANDROID: dma-buf: system_heap: freelist_waitqueue can be static

drivers/dma-buf/heaps/deferred-free-helper.c:23:19: warning: symbol 'freelist_waitqueue' was not declared. Should it be static? drivers/dma-buf/heaps/deferred-free-helper.c:24:20: warning: symbol 'freelist_task' was not declared. Should it be static? Reported-by: kernel test robot <lkp(a)intel.com&gt; Signed-off-by: kernel test robot <lkp(a)intel.com&gt; --- deferred-free-helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/dma-buf/heaps/deferred-free-helper.c b/drivers/dma-buf/heaps/deferred-free-helper.c index dd09c4b1271cf..fb54d28c917b6 100644 --- a/drivers/dma-buf/heaps/deferred-free-helper.c +++ b/drivers/dma-buf/heaps/deferred-free-helper.c @@ -20,8 +20,8 @@ static LIST_HEAD(free_list); static size_t list_nr_pages; -wait_queue_head_t freelist_waitqueue; -struct task_struct *freelist_task; +static wait_queue_head_t freelist_waitqueue; +static struct task_struct *freelist_task; static DEFINE_SPINLOCK(free_list_lock); void deferred_free(struct deferred_freelist_item *item,