BUG_ON() is removed at ion_page_pool.c
Fixes the following issue:
Avoid crashing the kernel - try using WARN_ON & recovery code ratherthan BUG()
or BUG_ON().
Signed-off-by: Tomer Samara <tomersamar...@gmail.com>
---
drivers/staging/android/ion/ion_page_pool.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/staging/android/ion/ion_page_pool.c
b/drivers/staging/android/ion/ion_page_pool.c
index 0198b886d906..a3ed3bfd47ee 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -46,11 +46,9 @@ static struct page *ion_page_pool_remove(struct
ion_page_pool *pool, bool high)
struct page *page;
if (high) {
- BUG_ON(!pool->high_count);
page = list_first_entry(&pool->high_items, struct page, lru);
pool->high_count--;
} else {
- BUG_ON(!pool->low_count);
page = list_first_entry(&pool->low_items, struct page, lru);
pool->low_count--;
}
@@ -65,8 +63,6 @@ struct page *ion_page_pool_alloc(struct ion_page_pool *pool)
{
struct page *page = NULL;
- BUG_ON(!pool);
-
mutex_lock(&pool->mutex);
if (pool->high_count)
page = ion_page_pool_remove(pool, true);
@@ -82,7 +78,7 @@ struct page *ion_page_pool_alloc(struct ion_page_pool *pool)
void ion_page_pool_free(struct ion_page_pool *pool, struct page *page)
{
- BUG_ON(pool->order != compound_order(page));
+ WARN_ON(pool->order != compound_order(page))
ion_page_pool_add(pool, page);
}
--
2.25.1
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