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staging: android: ion: Remove dead code in ion_page_pool_free 

ion_page_pool_add will always return 0, however ion_page_pool_free will
call ion_page_pool_free_pages when ion_page_pool_add's return value is
not 0, so it is a dead code which can be removed.

Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Yisheng Xie 2018-02-12 18:43:11 +08:00 committed by Greg Kroah-Hartman
parent fa04df23f5
commit a3f75c4359
1 changed files with 1 additions and 5 deletions
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6
drivers/staging/android/ion/ion_page_pool.c
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@ -79,13 +79,9 @@ struct page *ion_page_pool_alloc(struct ion_page_pool *pool)
void ion_page_pool_free(struct ion_page_pool *pool, struct page *page)
{
int ret;
BUG_ON(pool->order != compound_order(page));
ret = ion_page_pool_add(pool, page);
if (ret)
ion_page_pool_free_pages(pool, page);
ion_page_pool_add(pool, page);
}
static int ion_page_pool_total(struct ion_page_pool *pool, bool high)