From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Subject: mm/dmapool.c: replace open-coded list_for_each_entry_safe() There is a place in the code where open-coded version of list_for_each_entry_safe() is used. Replace that with the standard macro. Link: http://lkml.kernel.org/r/20200814135055.24898-1-andriy.shevchenko@xxxxxxxxxxxxxxx Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/dmapool.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) --- a/mm/dmapool.c~mm-dmapoolc-replace-open-coded-list_for_each_entry_safe +++ a/mm/dmapool.c @@ -266,6 +266,7 @@ static void pool_free_page(struct dma_po */ void dma_pool_destroy(struct dma_pool *pool) { + struct dma_page *page, *tmp; bool empty = false; if (unlikely(!pool)) @@ -281,10 +282,7 @@ void dma_pool_destroy(struct dma_pool *p device_remove_file(pool->dev, &dev_attr_pools); mutex_unlock(&pools_reg_lock); - while (!list_empty(&pool->page_list)) { - struct dma_page *page; - page = list_entry(pool->page_list.next, - struct dma_page, page_list); + list_for_each_entry_safe(page, tmp, &pool->page_list, page_list) { if (is_page_busy(page)) { if (pool->dev) dev_err(pool->dev, _
